63512800

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:261

約数の個数: 144

約数和(自身を含む): 173238912

約数和(自身を除く): 109726112

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 31, 32, 40, 50, 52, 62, 65, 80, 100, 104, 124, 130, 155, 160, 197, 200, 208, 248, 260, 310, 325, 394, 400, 403, 416, 496, 520, 620, 650, 775, 788, 800, 806, 985, 992, 1040, 1240, 1300, 1550, 1576, 1612, 1970, 2015, 2080, 2480, 2561, 2600, 3100, 3152, 3224, 3940, 4030, 4925, 4960, 5122, 5200, 6107, 6200, 6304, 6448, 7880, 8060, 9850, 10075, 10244, 10400, 12214, 12400, 12805, 12896, 15760, 16120, 19700, 20150, 20488, 24428, 24800, 25610, 30535, 31520, 32240, 39400, 40300, 40976, 48856, 51220, 61070, 64025, 64480, 78800, 79391, 80600, 81952, 97712, 102440, 122140, 128050, 152675, 157600, 158782, 161200, 195424, 204880, 244280, 256100, 305350, 317564, 322400, 396955, 409760, 488560, 512200, 610700, 635128, 793910, 977120, 1024400, 1221400, 1270256, 1587820, 1984775, 2048800, 2442800, 2540512, 3175640, 3969550, 4885600, 6351280, 7939100, 12702560, 15878200, 31756400, 63512800]

約数ペア:

[(1, 63512800), (2, 31756400), (4, 15878200), (5, 12702560), (8, 7939100), (10, 6351280), (13, 4885600), (16, 3969550), (20, 3175640), (25, 2540512), (26, 2442800), (31, 2048800), (32, 1984775), (40, 1587820), (50, 1270256), (52, 1221400), (62, 1024400), (65, 977120), (80, 793910), (100, 635128), (104, 610700), (124, 512200), (130, 488560), (155, 409760), (160, 396955), (197, 322400), (200, 317564), (208, 305350), (248, 256100), (260, 244280), (310, 204880), (325, 195424), (394, 161200), (400, 158782), (403, 157600), (416, 152675), (496, 128050), (520, 122140), (620, 102440), (650, 97712), (775, 81952), (788, 80600), (800, 79391), (806, 78800), (985, 64480), (992, 64025), (1040, 61070), (1240, 51220), (1300, 48856), (1550, 40976), (1576, 40300), (1612, 39400), (1970, 32240), (2015, 31520), (2080, 30535), (2480, 25610), (2561, 24800), (2600, 24428), (3100, 20488), (3152, 20150), (3224, 19700), (3940, 16120), (4030, 15760), (4925, 12896), (4960, 12805), (5122, 12400), (5200, 12214), (6107, 10400), (6200, 10244), (6304, 10075), (6448, 9850), (7880, 8060)]