79648790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{571}}^1$

素因数の和:657

約数の個数: 64

約数和(自身を含む): 164324160

約数和(自身を除く): 84675370

約数列:

[1, 2, 5, 10, 13, 26, 29, 37, 58, 65, 74, 130, 145, 185, 290, 370, 377, 481, 571, 754, 962, 1073, 1142, 1885, 2146, 2405, 2855, 3770, 4810, 5365, 5710, 7423, 10730, 13949, 14846, 16559, 21127, 27898, 33118, 37115, 42254, 69745, 74230, 82795, 105635, 139490, 165590, 211270, 215267, 274651, 430534, 549302, 612683, 1076335, 1225366, 1373255, 2152670, 2746510, 3063415, 6126830, 7964879, 15929758, 39824395, 79648790]

約数ペア:

[(1, 79648790), (2, 39824395), (5, 15929758), (10, 7964879), (13, 6126830), (26, 3063415), (29, 2746510), (37, 2152670), (58, 1373255), (65, 1225366), (74, 1076335), (130, 612683), (145, 549302), (185, 430534), (290, 274651), (370, 215267), (377, 211270), (481, 165590), (571, 139490), (754, 105635), (962, 82795), (1073, 74230), (1142, 69745), (1885, 42254), (2146, 37115), (2405, 33118), (2855, 27898), (3770, 21127), (4810, 16559), (5365, 14846), (5710, 13949), (7423, 10730)]