25730540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1$

素因数の和:195

約数の個数: 96

約数和(自身を含む): 63201600

約数和(自身を除く): 37471060

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 37, 44, 55, 58, 74, 109, 110, 116, 145, 148, 185, 218, 220, 290, 319, 370, 407, 436, 545, 580, 638, 740, 814, 1073, 1090, 1199, 1276, 1595, 1628, 2035, 2146, 2180, 2398, 3161, 3190, 4033, 4070, 4292, 4796, 5365, 5995, 6322, 6380, 8066, 8140, 10730, 11803, 11990, 12644, 15805, 16132, 20165, 21460, 23606, 23980, 31610, 34771, 40330, 44363, 47212, 59015, 63220, 69542, 80660, 88726, 116957, 118030, 139084, 173855, 177452, 221815, 233914, 236060, 347710, 443630, 467828, 584785, 695420, 887260, 1169570, 1286527, 2339140, 2573054, 5146108, 6432635, 12865270, 25730540]

約数ペア:

[(1, 25730540), (2, 12865270), (4, 6432635), (5, 5146108), (10, 2573054), (11, 2339140), (20, 1286527), (22, 1169570), (29, 887260), (37, 695420), (44, 584785), (55, 467828), (58, 443630), (74, 347710), (109, 236060), (110, 233914), (116, 221815), (145, 177452), (148, 173855), (185, 139084), (218, 118030), (220, 116957), (290, 88726), (319, 80660), (370, 69542), (407, 63220), (436, 59015), (545, 47212), (580, 44363), (638, 40330), (740, 34771), (814, 31610), (1073, 23980), (1090, 23606), (1199, 21460), (1276, 20165), (1595, 16132), (1628, 15805), (2035, 12644), (2146, 11990), (2180, 11803), (2398, 10730), (3161, 8140), (3190, 8066), (4033, 6380), (4070, 6322), (4292, 5995), (4796, 5365)]