31961500

素因数分解:

$2^2\times 5^3\times {\mathrm{97}}^1\times {\mathrm{659}}^1$

素因数の和:775

約数の個数: 48

約数和(自身を含む): 70630560

約数和(自身を除く): 38669060

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 97, 100, 125, 194, 250, 388, 485, 500, 659, 970, 1318, 1940, 2425, 2636, 3295, 4850, 6590, 9700, 12125, 13180, 16475, 24250, 32950, 48500, 63923, 65900, 82375, 127846, 164750, 255692, 319615, 329500, 639230, 1278460, 1598075, 3196150, 6392300, 7990375, 15980750, 31961500]

約数ペア:

[(1, 31961500), (2, 15980750), (4, 7990375), (5, 6392300), (10, 3196150), (20, 1598075), (25, 1278460), (50, 639230), (97, 329500), (100, 319615), (125, 255692), (194, 164750), (250, 127846), (388, 82375), (485, 65900), (500, 63923), (659, 48500), (970, 32950), (1318, 24250), (1940, 16475), (2425, 13180), (2636, 12125), (3295, 9700), (4850, 6590)]