15253550

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{757}}^1$

素因数の和:813

約数の個数: 48

約数和(自身を含む): 31581312

約数和(自身を除く): 16327762

約数列:

[1, 2, 5, 10, 13, 25, 26, 31, 50, 62, 65, 130, 155, 310, 325, 403, 650, 757, 775, 806, 1514, 1550, 2015, 3785, 4030, 7570, 9841, 10075, 18925, 19682, 20150, 23467, 37850, 46934, 49205, 98410, 117335, 234670, 246025, 305071, 492050, 586675, 610142, 1173350, 1525355, 3050710, 7626775, 15253550]

約数ペア:

[(1, 15253550), (2, 7626775), (5, 3050710), (10, 1525355), (13, 1173350), (25, 610142), (26, 586675), (31, 492050), (50, 305071), (62, 246025), (65, 234670), (130, 117335), (155, 98410), (310, 49205), (325, 46934), (403, 37850), (650, 23467), (757, 20150), (775, 19682), (806, 18925), (1514, 10075), (1550, 9841), (2015, 7570), (3785, 4030)]