128734970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{587}}^1$

素因数の和:855

約数の個数: 64

約数和(自身を含む): 286868736

約数和(自身を除く): 158133766

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 241, 455, 482, 587, 910, 1174, 1205, 1687, 2410, 2935, 3133, 3374, 4109, 5870, 6266, 7631, 8218, 8435, 15262, 15665, 16870, 20545, 21931, 31330, 38155, 41090, 43862, 53417, 76310, 106834, 109655, 141467, 219310, 267085, 282934, 534170, 707335, 990269, 1414670, 1839071, 1980538, 3678142, 4951345, 9195355, 9902690, 12873497, 18390710, 25746994, 64367485, 128734970]

約数ペア:

[(1, 128734970), (2, 64367485), (5, 25746994), (7, 18390710), (10, 12873497), (13, 9902690), (14, 9195355), (26, 4951345), (35, 3678142), (65, 1980538), (70, 1839071), (91, 1414670), (130, 990269), (182, 707335), (241, 534170), (455, 282934), (482, 267085), (587, 219310), (910, 141467), (1174, 109655), (1205, 106834), (1687, 76310), (2410, 53417), (2935, 43862), (3133, 41090), (3374, 38155), (4109, 31330), (5870, 21931), (6266, 20545), (7631, 16870), (8218, 15665), (8435, 15262)]