80468700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{439}}^1$

素因数の和:516

約数の個数: 144

約数和(自身を含む): 256650240

約数和(自身を除く): 176181540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 47, 50, 52, 60, 65, 75, 78, 94, 100, 130, 141, 150, 156, 188, 195, 235, 260, 282, 300, 325, 390, 439, 470, 564, 611, 650, 705, 780, 878, 940, 975, 1175, 1222, 1300, 1317, 1410, 1756, 1833, 1950, 2195, 2350, 2444, 2634, 2820, 3055, 3525, 3666, 3900, 4390, 4700, 5268, 5707, 6110, 6585, 7050, 7332, 8780, 9165, 10975, 11414, 12220, 13170, 14100, 15275, 17121, 18330, 20633, 21950, 22828, 26340, 28535, 30550, 32925, 34242, 36660, 41266, 43900, 45825, 57070, 61100, 61899, 65850, 68484, 82532, 85605, 91650, 103165, 114140, 123798, 131700, 142675, 171210, 183300, 206330, 247596, 268229, 285350, 309495, 342420, 412660, 428025, 515825, 536458, 570700, 618990, 804687, 856050, 1031650, 1072916, 1237980, 1341145, 1547475, 1609374, 1712100, 2063300, 2682290, 3094950, 3218748, 4023435, 5364580, 6189900, 6705725, 8046870, 13411450, 16093740, 20117175, 26822900, 40234350, 80468700]

約数ペア:

[(1, 80468700), (2, 40234350), (3, 26822900), (4, 20117175), (5, 16093740), (6, 13411450), (10, 8046870), (12, 6705725), (13, 6189900), (15, 5364580), (20, 4023435), (25, 3218748), (26, 3094950), (30, 2682290), (39, 2063300), (47, 1712100), (50, 1609374), (52, 1547475), (60, 1341145), (65, 1237980), (75, 1072916), (78, 1031650), (94, 856050), (100, 804687), (130, 618990), (141, 570700), (150, 536458), (156, 515825), (188, 428025), (195, 412660), (235, 342420), (260, 309495), (282, 285350), (300, 268229), (325, 247596), (390, 206330), (439, 183300), (470, 171210), (564, 142675), (611, 131700), (650, 123798), (705, 114140), (780, 103165), (878, 91650), (940, 85605), (975, 82532), (1175, 68484), (1222, 65850), (1300, 61899), (1317, 61100), (1410, 57070), (1756, 45825), (1833, 43900), (1950, 41266), (2195, 36660), (2350, 34242), (2444, 32925), (2634, 30550), (2820, 28535), (3055, 26340), (3525, 22828), (3666, 21950), (3900, 20633), (4390, 18330), (4700, 17121), (5268, 15275), (5707, 14100), (6110, 13170), (6585, 12220), (7050, 11414), (7332, 10975), (8780, 9165)]