2021625010

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{82549}}^1$

素因数の和:82666

約数の個数: 32

約数和(自身を含む): 3803904000

約数和(自身を除く): 1782278990

約数列:

[1, 2, 5, 10, 31, 62, 79, 155, 158, 310, 395, 790, 2449, 4898, 12245, 24490, 82549, 165098, 412745, 825490, 2559019, 5118038, 6521371, 12795095, 13042742, 25590190, 32606855, 65213710, 202162501, 404325002, 1010812505, 2021625010]

約数ペア:

[(1, 2021625010), (2, 1010812505), (5, 404325002), (10, 202162501), (31, 65213710), (62, 32606855), (79, 25590190), (155, 13042742), (158, 12795095), (310, 6521371), (395, 5118038), (790, 2559019), (2449, 825490), (4898, 412745), (12245, 165098), (24490, 82549)]