85212645

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{557}}^1$

素因数の和:650

約数の個数: 64

約数和(自身を含む): 164560896

約数和(自身を除く): 79348251

約数列:

[1, 3, 5, 7, 15, 21, 31, 35, 47, 93, 105, 141, 155, 217, 235, 329, 465, 557, 651, 705, 987, 1085, 1457, 1645, 1671, 2785, 3255, 3899, 4371, 4935, 7285, 8355, 10199, 11697, 17267, 19495, 21855, 26179, 30597, 50995, 51801, 58485, 78537, 86335, 120869, 130895, 152985, 183253, 259005, 362607, 392685, 549759, 604345, 811549, 916265, 1813035, 2434647, 2748795, 4057745, 5680843, 12173235, 17042529, 28404215, 85212645]

約数ペア:

[(1, 85212645), (3, 28404215), (5, 17042529), (7, 12173235), (15, 5680843), (21, 4057745), (31, 2748795), (35, 2434647), (47, 1813035), (93, 916265), (105, 811549), (141, 604345), (155, 549759), (217, 392685), (235, 362607), (329, 259005), (465, 183253), (557, 152985), (651, 130895), (705, 120869), (987, 86335), (1085, 78537), (1457, 58485), (1645, 51801), (1671, 50995), (2785, 30597), (3255, 26179), (3899, 21855), (4371, 19495), (4935, 17267), (7285, 11697), (8355, 10199)]