81105170

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{1877}}^1$

素因数の和:2062

約数の個数: 32

約数和(自身を含む): 152118000

約数和(自身を除く): 71012830

約数列:

[1, 2, 5, 10, 29, 58, 145, 149, 290, 298, 745, 1490, 1877, 3754, 4321, 8642, 9385, 18770, 21605, 43210, 54433, 108866, 272165, 279673, 544330, 559346, 1398365, 2796730, 8110517, 16221034, 40552585, 81105170]

約数ペア:

[(1, 81105170), (2, 40552585), (5, 16221034), (10, 8110517), (29, 2796730), (58, 1398365), (145, 559346), (149, 544330), (290, 279673), (298, 272165), (745, 108866), (1490, 54433), (1877, 43210), (3754, 21605), (4321, 18770), (8642, 9385)]