90882070

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{383}}^1\times {\mathrm{389}}^1$

素因数の和:840

約数の個数: 32

約数和(自身を含む): 167132160

約数和(自身を除く): 76250090

約数列:

[1, 2, 5, 10, 61, 122, 305, 383, 389, 610, 766, 778, 1915, 1945, 3830, 3890, 23363, 23729, 46726, 47458, 116815, 118645, 148987, 233630, 237290, 297974, 744935, 1489870, 9088207, 18176414, 45441035, 90882070]

約数ペア:

[(1, 90882070), (2, 45441035), (5, 18176414), (10, 9088207), (61, 1489870), (122, 744935), (305, 297974), (383, 237290), (389, 233630), (610, 148987), (766, 118645), (778, 116815), (1915, 47458), (1945, 46726), (3830, 23729), (3890, 23363)]