31927400

素因数分解:

$2^3\times 5^2\times {\mathrm{61}}^1\times {\mathrm{2617}}^1$

素因数の和:2694

約数の個数: 48

約数和(自身を含む): 75476940

約数和(自身を除く): 43549540

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 61, 100, 122, 200, 244, 305, 488, 610, 1220, 1525, 2440, 2617, 3050, 5234, 6100, 10468, 12200, 13085, 20936, 26170, 52340, 65425, 104680, 130850, 159637, 261700, 319274, 523400, 638548, 798185, 1277096, 1596370, 3192740, 3990925, 6385480, 7981850, 15963700, 31927400]

約数ペア:

[(1, 31927400), (2, 15963700), (4, 7981850), (5, 6385480), (8, 3990925), (10, 3192740), (20, 1596370), (25, 1277096), (40, 798185), (50, 638548), (61, 523400), (100, 319274), (122, 261700), (200, 159637), (244, 130850), (305, 104680), (488, 65425), (610, 52340), (1220, 26170), (1525, 20936), (2440, 13085), (2617, 12200), (3050, 10468), (5234, 6100)]