103109800

素因数分解:

$2^3\times 5^2\times {\mathrm{197}}^1\times {\mathrm{2617}}^1$

素因数の和:2830

約数の個数: 48

約数和(自身を含む): 241039260

約数和(自身を除く): 137929460

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 197, 200, 394, 788, 985, 1576, 1970, 2617, 3940, 4925, 5234, 7880, 9850, 10468, 13085, 19700, 20936, 26170, 39400, 52340, 65425, 104680, 130850, 261700, 515549, 523400, 1031098, 2062196, 2577745, 4124392, 5155490, 10310980, 12888725, 20621960, 25777450, 51554900, 103109800]

約数ペア:

[(1, 103109800), (2, 51554900), (4, 25777450), (5, 20621960), (8, 12888725), (10, 10310980), (20, 5155490), (25, 4124392), (40, 2577745), (50, 2062196), (100, 1031098), (197, 523400), (200, 515549), (394, 261700), (788, 130850), (985, 104680), (1576, 65425), (1970, 52340), (2617, 39400), (3940, 26170), (4925, 20936), (5234, 19700), (7880, 13085), (9850, 10468)]