56875000

素因数分解:

$2^3\times 5^7\times 7^1\times {\mathrm{13}}^1$

素因数の和:61

約数の個数: 128

約数和(自身を含む): 164062080

約数和(自身を除く): 107187080

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 25, 26, 28, 35, 40, 50, 52, 56, 65, 70, 91, 100, 104, 125, 130, 140, 175, 182, 200, 250, 260, 280, 325, 350, 364, 455, 500, 520, 625, 650, 700, 728, 875, 910, 1000, 1250, 1300, 1400, 1625, 1750, 1820, 2275, 2500, 2600, 3125, 3250, 3500, 3640, 4375, 4550, 5000, 6250, 6500, 7000, 8125, 8750, 9100, 11375, 12500, 13000, 15625, 16250, 17500, 18200, 21875, 22750, 25000, 31250, 32500, 35000, 40625, 43750, 45500, 56875, 62500, 65000, 78125, 81250, 87500, 91000, 109375, 113750, 125000, 156250, 162500, 175000, 203125, 218750, 227500, 284375, 312500, 325000, 406250, 437500, 455000, 546875, 568750, 625000, 812500, 875000, 1015625, 1093750, 1137500, 1421875, 1625000, 2031250, 2187500, 2275000, 2843750, 4062500, 4375000, 5687500, 7109375, 8125000, 11375000, 14218750, 28437500, 56875000]

約数ペア:

[(1, 56875000), (2, 28437500), (4, 14218750), (5, 11375000), (7, 8125000), (8, 7109375), (10, 5687500), (13, 4375000), (14, 4062500), (20, 2843750), (25, 2275000), (26, 2187500), (28, 2031250), (35, 1625000), (40, 1421875), (50, 1137500), (52, 1093750), (56, 1015625), (65, 875000), (70, 812500), (91, 625000), (100, 568750), (104, 546875), (125, 455000), (130, 437500), (140, 406250), (175, 325000), (182, 312500), (200, 284375), (250, 227500), (260, 218750), (280, 203125), (325, 175000), (350, 162500), (364, 156250), (455, 125000), (500, 113750), (520, 109375), (625, 91000), (650, 87500), (700, 81250), (728, 78125), (875, 65000), (910, 62500), (1000, 56875), (1250, 45500), (1300, 43750), (1400, 40625), (1625, 35000), (1750, 32500), (1820, 31250), (2275, 25000), (2500, 22750), (2600, 21875), (3125, 18200), (3250, 17500), (3500, 16250), (3640, 15625), (4375, 13000), (4550, 12500), (5000, 11375), (6250, 9100), (6500, 8750), (7000, 8125)]