38816650

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{317}}^1$

素因数の和:439

約数の個数: 48

約数和(自身を含む): 75709440

約数和(自身を除く): 36892790

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 79, 155, 158, 310, 317, 395, 634, 775, 790, 1550, 1585, 1975, 2449, 3170, 3950, 4898, 7925, 9827, 12245, 15850, 19654, 24490, 25043, 49135, 50086, 61225, 98270, 122450, 125215, 245675, 250430, 491350, 626075, 776333, 1252150, 1552666, 3881665, 7763330, 19408325, 38816650]

約数ペア:

[(1, 38816650), (2, 19408325), (5, 7763330), (10, 3881665), (25, 1552666), (31, 1252150), (50, 776333), (62, 626075), (79, 491350), (155, 250430), (158, 245675), (310, 125215), (317, 122450), (395, 98270), (634, 61225), (775, 50086), (790, 49135), (1550, 25043), (1585, 24490), (1975, 19654), (2449, 15850), (3170, 12245), (3950, 9827), (4898, 7925)]