15803900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{211}}^1$

素因数の和:339

約数の個数: 72

約数和(自身を含む): 39747456

約数和(自身を除く): 23943556

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 107, 140, 175, 211, 214, 350, 422, 428, 535, 700, 749, 844, 1055, 1070, 1477, 1498, 2110, 2140, 2675, 2954, 2996, 3745, 4220, 5275, 5350, 5908, 7385, 7490, 10550, 10700, 14770, 14980, 18725, 21100, 22577, 29540, 36925, 37450, 45154, 73850, 74900, 90308, 112885, 147700, 158039, 225770, 316078, 451540, 564425, 632156, 790195, 1128850, 1580390, 2257700, 3160780, 3950975, 7901950, 15803900]

約数ペア:

[(1, 15803900), (2, 7901950), (4, 3950975), (5, 3160780), (7, 2257700), (10, 1580390), (14, 1128850), (20, 790195), (25, 632156), (28, 564425), (35, 451540), (50, 316078), (70, 225770), (100, 158039), (107, 147700), (140, 112885), (175, 90308), (211, 74900), (214, 73850), (350, 45154), (422, 37450), (428, 36925), (535, 29540), (700, 22577), (749, 21100), (844, 18725), (1055, 14980), (1070, 14770), (1477, 10700), (1498, 10550), (2110, 7490), (2140, 7385), (2675, 5908), (2954, 5350), (2996, 5275), (3745, 4220)]