102664580

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1\times {\mathrm{367}}^1$

素因数の和:644

約数の個数: 48

約数和(自身を含む): 220340736

約数和(自身を除く): 117676156

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 197, 284, 355, 367, 394, 710, 734, 788, 985, 1420, 1468, 1835, 1970, 3670, 3940, 7340, 13987, 26057, 27974, 52114, 55948, 69935, 72299, 104228, 130285, 139870, 144598, 260570, 279740, 289196, 361495, 521140, 722990, 1445980, 5133229, 10266458, 20532916, 25666145, 51332290, 102664580]

約数ペア:

[(1, 102664580), (2, 51332290), (4, 25666145), (5, 20532916), (10, 10266458), (20, 5133229), (71, 1445980), (142, 722990), (197, 521140), (284, 361495), (355, 289196), (367, 279740), (394, 260570), (710, 144598), (734, 139870), (788, 130285), (985, 104228), (1420, 72299), (1468, 69935), (1835, 55948), (1970, 52114), (3670, 27974), (3940, 26057), (7340, 13987)]