308392500

素因数分解:

$2^2\times 3^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{3163}}^1$

素因数の和:3203

約数の個数: 120

約数和(自身を含む): 968664928

約数和(自身を除く): 660272428

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 125, 130, 150, 156, 195, 250, 260, 300, 325, 375, 390, 500, 625, 650, 750, 780, 975, 1250, 1300, 1500, 1625, 1875, 1950, 2500, 3163, 3250, 3750, 3900, 4875, 6326, 6500, 7500, 8125, 9489, 9750, 12652, 15815, 16250, 18978, 19500, 24375, 31630, 32500, 37956, 41119, 47445, 48750, 63260, 79075, 82238, 94890, 97500, 123357, 158150, 164476, 189780, 205595, 237225, 246714, 316300, 395375, 411190, 474450, 493428, 616785, 790750, 822380, 948900, 1027975, 1186125, 1233570, 1581500, 1976875, 2055950, 2372250, 2467140, 3083925, 3953750, 4111900, 4744500, 5139875, 5930625, 6167850, 7907500, 10279750, 11861250, 12335700, 15419625, 20559500, 23722500, 25699375, 30839250, 51398750, 61678500, 77098125, 102797500, 154196250, 308392500]

約数ペア:

[(1, 308392500), (2, 154196250), (3, 102797500), (4, 77098125), (5, 61678500), (6, 51398750), (10, 30839250), (12, 25699375), (13, 23722500), (15, 20559500), (20, 15419625), (25, 12335700), (26, 11861250), (30, 10279750), (39, 7907500), (50, 6167850), (52, 5930625), (60, 5139875), (65, 4744500), (75, 4111900), (78, 3953750), (100, 3083925), (125, 2467140), (130, 2372250), (150, 2055950), (156, 1976875), (195, 1581500), (250, 1233570), (260, 1186125), (300, 1027975), (325, 948900), (375, 822380), (390, 790750), (500, 616785), (625, 493428), (650, 474450), (750, 411190), (780, 395375), (975, 316300), (1250, 246714), (1300, 237225), (1500, 205595), (1625, 189780), (1875, 164476), (1950, 158150), (2500, 123357), (3163, 97500), (3250, 94890), (3750, 82238), (3900, 79075), (4875, 63260), (6326, 48750), (6500, 47445), (7500, 41119), (8125, 37956), (9489, 32500), (9750, 31630), (12652, 24375), (15815, 19500), (16250, 18978)]