22750000

素因数分解:

$2^4\times 5^6\times 7^1\times {\mathrm{13}}^1$

素因数の和:58

約数の個数: 140

約数和(自身を含む): 67811632

約数和(自身を除く): 45061632

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 25, 26, 28, 35, 40, 50, 52, 56, 65, 70, 80, 91, 100, 104, 112, 125, 130, 140, 175, 182, 200, 208, 250, 260, 280, 325, 350, 364, 400, 455, 500, 520, 560, 625, 650, 700, 728, 875, 910, 1000, 1040, 1250, 1300, 1400, 1456, 1625, 1750, 1820, 2000, 2275, 2500, 2600, 2800, 3125, 3250, 3500, 3640, 4375, 4550, 5000, 5200, 6250, 6500, 7000, 7280, 8125, 8750, 9100, 10000, 11375, 12500, 13000, 14000, 15625, 16250, 17500, 18200, 21875, 22750, 25000, 26000, 31250, 32500, 35000, 36400, 40625, 43750, 45500, 50000, 56875, 62500, 65000, 70000, 81250, 87500, 91000, 109375, 113750, 125000, 130000, 162500, 175000, 182000, 203125, 218750, 227500, 250000, 284375, 325000, 350000, 406250, 437500, 455000, 568750, 650000, 812500, 875000, 910000, 1137500, 1421875, 1625000, 1750000, 2275000, 2843750, 3250000, 4550000, 5687500, 11375000, 22750000]

約数ペア:

[(1, 22750000), (2, 11375000), (4, 5687500), (5, 4550000), (7, 3250000), (8, 2843750), (10, 2275000), (13, 1750000), (14, 1625000), (16, 1421875), (20, 1137500), (25, 910000), (26, 875000), (28, 812500), (35, 650000), (40, 568750), (50, 455000), (52, 437500), (56, 406250), (65, 350000), (70, 325000), (80, 284375), (91, 250000), (100, 227500), (104, 218750), (112, 203125), (125, 182000), (130, 175000), (140, 162500), (175, 130000), (182, 125000), (200, 113750), (208, 109375), (250, 91000), (260, 87500), (280, 81250), (325, 70000), (350, 65000), (364, 62500), (400, 56875), (455, 50000), (500, 45500), (520, 43750), (560, 40625), (625, 36400), (650, 35000), (700, 32500), (728, 31250), (875, 26000), (910, 25000), (1000, 22750), (1040, 21875), (1250, 18200), (1300, 17500), (1400, 16250), (1456, 15625), (1625, 14000), (1750, 13000), (1820, 12500), (2000, 11375), (2275, 10000), (2500, 9100), (2600, 8750), (2800, 8125), (3125, 7280), (3250, 7000), (3500, 6500), (3640, 6250), (4375, 5200), (4550, 5000)]