99147100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1439}}^1$

素因数の和:1519

約数の個数: 72

約数和(自身を含む): 236234880

約数和(自身を除く): 137087780

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 53, 65, 100, 106, 130, 212, 260, 265, 325, 530, 650, 689, 1060, 1300, 1325, 1378, 1439, 2650, 2756, 2878, 3445, 5300, 5756, 6890, 7195, 13780, 14390, 17225, 18707, 28780, 34450, 35975, 37414, 68900, 71950, 74828, 76267, 93535, 143900, 152534, 187070, 305068, 374140, 381335, 467675, 762670, 935350, 991471, 1525340, 1870700, 1906675, 1982942, 3813350, 3965884, 4957355, 7626700, 9914710, 19829420, 24786775, 49573550, 99147100]

約数ペア:

[(1, 99147100), (2, 49573550), (4, 24786775), (5, 19829420), (10, 9914710), (13, 7626700), (20, 4957355), (25, 3965884), (26, 3813350), (50, 1982942), (52, 1906675), (53, 1870700), (65, 1525340), (100, 991471), (106, 935350), (130, 762670), (212, 467675), (260, 381335), (265, 374140), (325, 305068), (530, 187070), (650, 152534), (689, 143900), (1060, 93535), (1300, 76267), (1325, 74828), (1378, 71950), (1439, 68900), (2650, 37414), (2756, 35975), (2878, 34450), (3445, 28780), (5300, 18707), (5756, 17225), (6890, 14390), (7195, 13780)]