208591400

素因数分解:

$2^3\times 5^2\times {\mathrm{151}}^1\times {\mathrm{6907}}^1$

素因数の和:7074

約数の個数: 48

約数和(自身を含む): 488257440

約数和(自身を除く): 279666040

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 151, 200, 302, 604, 755, 1208, 1510, 3020, 3775, 6040, 6907, 7550, 13814, 15100, 27628, 30200, 34535, 55256, 69070, 138140, 172675, 276280, 345350, 690700, 1042957, 1381400, 2085914, 4171828, 5214785, 8343656, 10429570, 20859140, 26073925, 41718280, 52147850, 104295700, 208591400]

約数ペア:

[(1, 208591400), (2, 104295700), (4, 52147850), (5, 41718280), (8, 26073925), (10, 20859140), (20, 10429570), (25, 8343656), (40, 5214785), (50, 4171828), (100, 2085914), (151, 1381400), (200, 1042957), (302, 690700), (604, 345350), (755, 276280), (1208, 172675), (1510, 138140), (3020, 69070), (3775, 55256), (6040, 34535), (6907, 30200), (7550, 27628), (13814, 15100)]