64405600

素因数分解:

$2^5\times 5^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:118

約数の個数: 216

約数和(自身を含む): 192362688

約数和(自身を除く): 127957088

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 31, 32, 35, 40, 49, 50, 53, 56, 62, 70, 80, 98, 100, 106, 112, 124, 140, 155, 160, 175, 196, 200, 212, 217, 224, 245, 248, 265, 280, 310, 350, 371, 392, 400, 424, 434, 490, 496, 530, 560, 620, 700, 742, 775, 784, 800, 848, 868, 980, 992, 1060, 1085, 1120, 1225, 1240, 1325, 1400, 1484, 1519, 1550, 1568, 1643, 1696, 1736, 1855, 1960, 2120, 2170, 2450, 2480, 2597, 2650, 2800, 2968, 3038, 3100, 3286, 3472, 3710, 3920, 4240, 4340, 4900, 4960, 5194, 5300, 5425, 5600, 5936, 6076, 6200, 6572, 6944, 7420, 7595, 7840, 8215, 8480, 8680, 9275, 9800, 10388, 10600, 10850, 11501, 11872, 12152, 12400, 12985, 13144, 14840, 15190, 16430, 17360, 18550, 19600, 20776, 21200, 21700, 23002, 24304, 24800, 25970, 26288, 29680, 30380, 32860, 34720, 37100, 37975, 39200, 41075, 41552, 42400, 43400, 46004, 48608, 51940, 52576, 57505, 59360, 60760, 64925, 65720, 74200, 75950, 80507, 82150, 83104, 86800, 92008, 103880, 115010, 121520, 129850, 131440, 148400, 151900, 161014, 164300, 173600, 184016, 207760, 230020, 243040, 259700, 262880, 287525, 296800, 303800, 322028, 328600, 368032, 402535, 415520, 460040, 519400, 575050, 607600, 644056, 657200, 805070, 920080, 1038800, 1150100, 1215200, 1288112, 1314400, 1610140, 1840160, 2012675, 2077600, 2300200, 2576224, 3220280, 4025350, 4600400, 6440560, 8050700, 9200800, 12881120, 16101400, 32202800, 64405600]

約数ペア:

[(1, 64405600), (2, 32202800), (4, 16101400), (5, 12881120), (7, 9200800), (8, 8050700), (10, 6440560), (14, 4600400), (16, 4025350), (20, 3220280), (25, 2576224), (28, 2300200), (31, 2077600), (32, 2012675), (35, 1840160), (40, 1610140), (49, 1314400), (50, 1288112), (53, 1215200), (56, 1150100), (62, 1038800), (70, 920080), (80, 805070), (98, 657200), (100, 644056), (106, 607600), (112, 575050), (124, 519400), (140, 460040), (155, 415520), (160, 402535), (175, 368032), (196, 328600), (200, 322028), (212, 303800), (217, 296800), (224, 287525), (245, 262880), (248, 259700), (265, 243040), (280, 230020), (310, 207760), (350, 184016), (371, 173600), (392, 164300), (400, 161014), (424, 151900), (434, 148400), (490, 131440), (496, 129850), (530, 121520), (560, 115010), (620, 103880), (700, 92008), (742, 86800), (775, 83104), (784, 82150), (800, 80507), (848, 75950), (868, 74200), (980, 65720), (992, 64925), (1060, 60760), (1085, 59360), (1120, 57505), (1225, 52576), (1240, 51940), (1325, 48608), (1400, 46004), (1484, 43400), (1519, 42400), (1550, 41552), (1568, 41075), (1643, 39200), (1696, 37975), (1736, 37100), (1855, 34720), (1960, 32860), (2120, 30380), (2170, 29680), (2450, 26288), (2480, 25970), (2597, 24800), (2650, 24304), (2800, 23002), (2968, 21700), (3038, 21200), (3100, 20776), (3286, 19600), (3472, 18550), (3710, 17360), (3920, 16430), (4240, 15190), (4340, 14840), (4900, 13144), (4960, 12985), (5194, 12400), (5300, 12152), (5425, 11872), (5600, 11501), (5936, 10850), (6076, 10600), (6200, 10388), (6572, 9800), (6944, 9275), (7420, 8680), (7595, 8480), (7840, 8215)]