166327525

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{647}}^1$

素因数の和:790

約数の個数: 48

約数和(自身を含む): 256483584

約数和(自身を除く): 90156059

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 113, 175, 325, 455, 565, 647, 791, 1469, 2275, 2825, 3235, 3955, 4529, 7345, 8411, 10283, 16175, 19775, 22645, 36725, 42055, 51415, 58877, 73111, 113225, 210275, 257075, 294385, 365555, 511777, 950443, 1471925, 1827775, 2558885, 4752215, 6653101, 12794425, 23761075, 33265505, 166327525]

約数ペア:

[(1, 166327525), (5, 33265505), (7, 23761075), (13, 12794425), (25, 6653101), (35, 4752215), (65, 2558885), (91, 1827775), (113, 1471925), (175, 950443), (325, 511777), (455, 365555), (565, 294385), (647, 257075), (791, 210275), (1469, 113225), (2275, 73111), (2825, 58877), (3235, 51415), (3955, 42055), (4529, 36725), (7345, 22645), (8411, 19775), (10283, 16175)]