315250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{97}}^1$

素因数の和:127

約数の個数: 32

約数和(自身を含む): 642096

約数和(自身を除く): 326846

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 97, 125, 130, 194, 250, 325, 485, 650, 970, 1261, 1625, 2425, 2522, 3250, 4850, 6305, 12125, 12610, 24250, 31525, 63050, 157625, 315250]

約数ペア:

[(1, 315250), (2, 157625), (5, 63050), (10, 31525), (13, 24250), (25, 12610), (26, 12125), (50, 6305), (65, 4850), (97, 3250), (125, 2522), (130, 2425), (194, 1625), (250, 1261), (325, 970), (485, 650)]