8171800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{449}}^1$

素因数の和:485

約数の個数: 96

約数和(自身を含む): 23436000

約数和(自身を除く): 15264200

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, 130, 140, 175, 182, 200, 260, 280, 325, 350, 364, 449, 455, 520, 650, 700, 728, 898, 910, 1300, 1400, 1796, 1820, 2245, 2275, 2600, 3143, 3592, 3640, 4490, 4550, 5837, 6286, 8980, 9100, 11225, 11674, 12572, 15715, 17960, 18200, 22450, 23348, 25144, 29185, 31430, 40859, 44900, 46696, 58370, 62860, 78575, 81718, 89800, 116740, 125720, 145925, 157150, 163436, 204295, 233480, 291850, 314300, 326872, 408590, 583700, 628600, 817180, 1021475, 1167400, 1634360, 2042950, 4085900, 8171800]

約数ペア:

[(1, 8171800), (2, 4085900), (4, 2042950), (5, 1634360), (7, 1167400), (8, 1021475), (10, 817180), (13, 628600), (14, 583700), (20, 408590), (25, 326872), (26, 314300), (28, 291850), (35, 233480), (40, 204295), (50, 163436), (52, 157150), (56, 145925), (65, 125720), (70, 116740), (91, 89800), (100, 81718), (104, 78575), (130, 62860), (140, 58370), (175, 46696), (182, 44900), (200, 40859), (260, 31430), (280, 29185), (325, 25144), (350, 23348), (364, 22450), (449, 18200), (455, 17960), (520, 15715), (650, 12572), (700, 11674), (728, 11225), (898, 9100), (910, 8980), (1300, 6286), (1400, 5837), (1796, 4550), (1820, 4490), (2245, 3640), (2275, 3592), (2600, 3143)]