8887700

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:153

約数の個数: 72

約数和(自身を含む): 20665344

約数和(自身を除く): 11777644

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 47, 50, 61, 62, 94, 100, 122, 124, 155, 188, 235, 244, 305, 310, 470, 610, 620, 775, 940, 1175, 1220, 1457, 1525, 1550, 1891, 2350, 2867, 2914, 3050, 3100, 3782, 4700, 5734, 5828, 6100, 7285, 7564, 9455, 11468, 14335, 14570, 18910, 28670, 29140, 36425, 37820, 47275, 57340, 71675, 72850, 88877, 94550, 143350, 145700, 177754, 189100, 286700, 355508, 444385, 888770, 1777540, 2221925, 4443850, 8887700]

約数ペア:

[(1, 8887700), (2, 4443850), (4, 2221925), (5, 1777540), (10, 888770), (20, 444385), (25, 355508), (31, 286700), (47, 189100), (50, 177754), (61, 145700), (62, 143350), (94, 94550), (100, 88877), (122, 72850), (124, 71675), (155, 57340), (188, 47275), (235, 37820), (244, 36425), (305, 29140), (310, 28670), (470, 18910), (610, 14570), (620, 14335), (775, 11468), (940, 9455), (1175, 7564), (1220, 7285), (1457, 6100), (1525, 5828), (1550, 5734), (1891, 4700), (2350, 3782), (2867, 3100), (2914, 3050)]