7482800

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1439}}^1$

素因数の和:1470

約数の個数: 60

約数和(自身を含む): 19373760

約数和(自身を除く): 11890960

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 200, 208, 260, 325, 400, 520, 650, 1040, 1300, 1439, 2600, 2878, 5200, 5756, 7195, 11512, 14390, 18707, 23024, 28780, 35975, 37414, 57560, 71950, 74828, 93535, 115120, 143900, 149656, 187070, 287800, 299312, 374140, 467675, 575600, 748280, 935350, 1496560, 1870700, 3741400, 7482800]

約数ペア:

[(1, 7482800), (2, 3741400), (4, 1870700), (5, 1496560), (8, 935350), (10, 748280), (13, 575600), (16, 467675), (20, 374140), (25, 299312), (26, 287800), (40, 187070), (50, 149656), (52, 143900), (65, 115120), (80, 93535), (100, 74828), (104, 71950), (130, 57560), (200, 37414), (208, 35975), (260, 28780), (325, 23024), (400, 18707), (520, 14390), (650, 11512), (1040, 7195), (1300, 5756), (1439, 5200), (2600, 2878)]