249544100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{10103}}^1$

素因数の和:10149

約数の個数: 72

約数和(自身を含む): 613919040

約数和(自身を除く): 364374940

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 25, 26, 38, 50, 52, 65, 76, 95, 100, 130, 190, 247, 260, 325, 380, 475, 494, 650, 950, 988, 1235, 1300, 1900, 2470, 4940, 6175, 10103, 12350, 20206, 24700, 40412, 50515, 101030, 131339, 191957, 202060, 252575, 262678, 383914, 505150, 525356, 656695, 767828, 959785, 1010300, 1313390, 1919570, 2495441, 2626780, 3283475, 3839140, 4798925, 4990882, 6566950, 9597850, 9981764, 12477205, 13133900, 19195700, 24954410, 49908820, 62386025, 124772050, 249544100]

約数ペア:

[(1, 249544100), (2, 124772050), (4, 62386025), (5, 49908820), (10, 24954410), (13, 19195700), (19, 13133900), (20, 12477205), (25, 9981764), (26, 9597850), (38, 6566950), (50, 4990882), (52, 4798925), (65, 3839140), (76, 3283475), (95, 2626780), (100, 2495441), (130, 1919570), (190, 1313390), (247, 1010300), (260, 959785), (325, 767828), (380, 656695), (475, 525356), (494, 505150), (650, 383914), (950, 262678), (988, 252575), (1235, 202060), (1300, 191957), (1900, 131339), (2470, 101030), (4940, 50515), (6175, 40412), (10103, 24700), (12350, 20206)]