100961680

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{30781}}^1$

素因数の和:30835

約数の個数: 40

約数和(自身を含む): 240468984

約数和(自身を除く): 139507304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 30781, 61562, 123124, 153905, 246248, 307810, 492496, 615620, 1231240, 1262021, 2462480, 2524042, 5048084, 6310105, 10096168, 12620210, 20192336, 25240420, 50480840, 100961680]

約数ペア:

[(1, 100961680), (2, 50480840), (4, 25240420), (5, 20192336), (8, 12620210), (10, 10096168), (16, 6310105), (20, 5048084), (40, 2524042), (41, 2462480), (80, 1262021), (82, 1231240), (164, 615620), (205, 492496), (328, 307810), (410, 246248), (656, 153905), (820, 123124), (1640, 61562), (3280, 30781)]