105550040

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{85121}}^1$

素因数の和:85163

約数の個数: 32

約数和(自身を含む): 245151360

約数和(自身を除く): 139601320

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 85121, 170242, 340484, 425605, 680968, 851210, 1702420, 2638751, 3404840, 5277502, 10555004, 13193755, 21110008, 26387510, 52775020, 105550040]

約数ペア:

[(1, 105550040), (2, 52775020), (4, 26387510), (5, 21110008), (8, 13193755), (10, 10555004), (20, 5277502), (31, 3404840), (40, 2638751), (62, 1702420), (124, 851210), (155, 680968), (248, 425605), (310, 340484), (620, 170242), (1240, 85121)]