5687500

素因数分解:

$2^2\times 5^6\times 7^1\times {\mathrm{13}}^1$

素因数の和:54

約数の個数: 84

約数和(自身を含む): 15312304

約数和(自身を除く): 9624804

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 50, 52, 65, 70, 91, 100, 125, 130, 140, 175, 182, 250, 260, 325, 350, 364, 455, 500, 625, 650, 700, 875, 910, 1250, 1300, 1625, 1750, 1820, 2275, 2500, 3125, 3250, 3500, 4375, 4550, 6250, 6500, 8125, 8750, 9100, 11375, 12500, 15625, 16250, 17500, 21875, 22750, 31250, 32500, 40625, 43750, 45500, 56875, 62500, 81250, 87500, 109375, 113750, 162500, 203125, 218750, 227500, 284375, 406250, 437500, 568750, 812500, 1137500, 1421875, 2843750, 5687500]

約数ペア:

[(1, 5687500), (2, 2843750), (4, 1421875), (5, 1137500), (7, 812500), (10, 568750), (13, 437500), (14, 406250), (20, 284375), (25, 227500), (26, 218750), (28, 203125), (35, 162500), (50, 113750), (52, 109375), (65, 87500), (70, 81250), (91, 62500), (100, 56875), (125, 45500), (130, 43750), (140, 40625), (175, 32500), (182, 31250), (250, 22750), (260, 21875), (325, 17500), (350, 16250), (364, 15625), (455, 12500), (500, 11375), (625, 9100), (650, 8750), (700, 8125), (875, 6500), (910, 6250), (1250, 4550), (1300, 4375), (1625, 3500), (1750, 3250), (1820, 3125), (2275, 2500)]