25682800

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{449}}^1$

素因数の和:491

約数の個数: 120

約数和(自身を含む): 72651600

約数和(自身を除く): 46968800

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 25, 26, 40, 44, 50, 52, 55, 65, 80, 88, 100, 104, 110, 130, 143, 176, 200, 208, 220, 260, 275, 286, 325, 400, 440, 449, 520, 550, 572, 650, 715, 880, 898, 1040, 1100, 1144, 1300, 1430, 1796, 2200, 2245, 2288, 2600, 2860, 3575, 3592, 4400, 4490, 4939, 5200, 5720, 5837, 7150, 7184, 8980, 9878, 11225, 11440, 11674, 14300, 17960, 19756, 22450, 23348, 24695, 28600, 29185, 35920, 39512, 44900, 46696, 49390, 57200, 58370, 64207, 79024, 89800, 93392, 98780, 116740, 123475, 128414, 145925, 179600, 197560, 233480, 246950, 256828, 291850, 321035, 395120, 466960, 493900, 513656, 583700, 642070, 987800, 1027312, 1167400, 1284140, 1605175, 1975600, 2334800, 2568280, 3210350, 5136560, 6420700, 12841400, 25682800]

約数ペア:

[(1, 25682800), (2, 12841400), (4, 6420700), (5, 5136560), (8, 3210350), (10, 2568280), (11, 2334800), (13, 1975600), (16, 1605175), (20, 1284140), (22, 1167400), (25, 1027312), (26, 987800), (40, 642070), (44, 583700), (50, 513656), (52, 493900), (55, 466960), (65, 395120), (80, 321035), (88, 291850), (100, 256828), (104, 246950), (110, 233480), (130, 197560), (143, 179600), (176, 145925), (200, 128414), (208, 123475), (220, 116740), (260, 98780), (275, 93392), (286, 89800), (325, 79024), (400, 64207), (440, 58370), (449, 57200), (520, 49390), (550, 46696), (572, 44900), (650, 39512), (715, 35920), (880, 29185), (898, 28600), (1040, 24695), (1100, 23348), (1144, 22450), (1300, 19756), (1430, 17960), (1796, 14300), (2200, 11674), (2245, 11440), (2288, 11225), (2600, 9878), (2860, 8980), (3575, 7184), (3592, 7150), (4400, 5837), (4490, 5720), (4939, 5200)]