251973580

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{8647}}^1$

素因数の和:8734

約数の個数: 48

約数和(自身を含む): 557899776

約数和(自身を除く): 305926196

約数列:

[1, 2, 4, 5, 10, 20, 31, 47, 62, 94, 124, 155, 188, 235, 310, 470, 620, 940, 1457, 2914, 5828, 7285, 8647, 14570, 17294, 29140, 34588, 43235, 86470, 172940, 268057, 406409, 536114, 812818, 1072228, 1340285, 1625636, 2032045, 2680570, 4064090, 5361140, 8128180, 12598679, 25197358, 50394716, 62993395, 125986790, 251973580]

約数ペア:

[(1, 251973580), (2, 125986790), (4, 62993395), (5, 50394716), (10, 25197358), (20, 12598679), (31, 8128180), (47, 5361140), (62, 4064090), (94, 2680570), (124, 2032045), (155, 1625636), (188, 1340285), (235, 1072228), (310, 812818), (470, 536114), (620, 406409), (940, 268057), (1457, 172940), (2914, 86470), (5828, 43235), (7285, 34588), (8647, 29140), (14570, 17294)]