78877500

素因数分解:

$2^2\times 3^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{809}}^1$

素因数の和:849

約数の個数: 120

約数和(自身を含む): 247983120

約数和(自身を除く): 169105620

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, 809, 975, 1250, 1300, 1500, 1618, 1625, 1875, 1950, 2427, 2500, 3236, 3250, 3750, 3900, 4045, 4854, 4875, 6500, 7500, 8090, 8125, 9708, 9750, 10517, 12135, 16180, 16250, 19500, 20225, 21034, 24270, 24375, 31551, 32500, 40450, 42068, 48540, 48750, 52585, 60675, 63102, 80900, 97500, 101125, 105170, 121350, 126204, 157755, 202250, 210340, 242700, 262925, 303375, 315510, 404500, 505625, 525850, 606750, 631020, 788775, 1011250, 1051700, 1213500, 1314625, 1516875, 1577550, 2022500, 2629250, 3033750, 3155100, 3943875, 5258500, 6067500, 6573125, 7887750, 13146250, 15775500, 19719375, 26292500, 39438750, 78877500]

約数ペア:

[(1, 78877500), (2, 39438750), (3, 26292500), (4, 19719375), (5, 15775500), (6, 13146250), (10, 7887750), (12, 6573125), (13, 6067500), (15, 5258500), (20, 3943875), (25, 3155100), (26, 3033750), (30, 2629250), (39, 2022500), (50, 1577550), (52, 1516875), (60, 1314625), (65, 1213500), (75, 1051700), (78, 1011250), (100, 788775), (125, 631020), (130, 606750), (150, 525850), (156, 505625), (195, 404500), (250, 315510), (260, 303375), (300, 262925), (325, 242700), (375, 210340), (390, 202250), (500, 157755), (625, 126204), (650, 121350), (750, 105170), (780, 101125), (809, 97500), (975, 80900), (1250, 63102), (1300, 60675), (1500, 52585), (1618, 48750), (1625, 48540), (1875, 42068), (1950, 40450), (2427, 32500), (2500, 31551), (3236, 24375), (3250, 24270), (3750, 21034), (3900, 20225), (4045, 19500), (4854, 16250), (4875, 16180), (6500, 12135), (7500, 10517), (8090, 9750), (8125, 9708)]