87658520

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{631}}^1$

素因数の和:816

約数の個数: 64

約数和(自身を含む): 207498240

約数和(自身を除く): 119839720

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 151, 184, 230, 302, 460, 604, 631, 755, 920, 1208, 1262, 1510, 2524, 3020, 3155, 3473, 5048, 6040, 6310, 6946, 12620, 13892, 14513, 17365, 25240, 27784, 29026, 34730, 58052, 69460, 72565, 95281, 116104, 138920, 145130, 190562, 290260, 381124, 476405, 580520, 762248, 952810, 1905620, 2191463, 3811240, 4382926, 8765852, 10957315, 17531704, 21914630, 43829260, 87658520]

約数ペア:

[(1, 87658520), (2, 43829260), (4, 21914630), (5, 17531704), (8, 10957315), (10, 8765852), (20, 4382926), (23, 3811240), (40, 2191463), (46, 1905620), (92, 952810), (115, 762248), (151, 580520), (184, 476405), (230, 381124), (302, 290260), (460, 190562), (604, 145130), (631, 138920), (755, 116104), (920, 95281), (1208, 72565), (1262, 69460), (1510, 58052), (2524, 34730), (3020, 29026), (3155, 27784), (3473, 25240), (5048, 17365), (6040, 14513), (6310, 13892), (6946, 12620)]