51342680

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{307}}^1$

素因数の和:468

約数の個数: 64

約数和(自身を含む): 120083040

約数和(自身を除く): 68740360

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 113, 148, 185, 226, 296, 307, 370, 452, 565, 614, 740, 904, 1130, 1228, 1480, 1535, 2260, 2456, 3070, 4181, 4520, 6140, 8362, 11359, 12280, 16724, 20905, 22718, 33448, 34691, 41810, 45436, 56795, 69382, 83620, 90872, 113590, 138764, 167240, 173455, 227180, 277528, 346910, 454360, 693820, 1283567, 1387640, 2567134, 5134268, 6417835, 10268536, 12835670, 25671340, 51342680]

約数ペア:

[(1, 51342680), (2, 25671340), (4, 12835670), (5, 10268536), (8, 6417835), (10, 5134268), (20, 2567134), (37, 1387640), (40, 1283567), (74, 693820), (113, 454360), (148, 346910), (185, 277528), (226, 227180), (296, 173455), (307, 167240), (370, 138764), (452, 113590), (565, 90872), (614, 83620), (740, 69382), (904, 56795), (1130, 45436), (1228, 41810), (1480, 34691), (1535, 33448), (2260, 22718), (2456, 20905), (3070, 16724), (4181, 12280), (4520, 11359), (6140, 8362)]