201115475

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{631}}^1$

素因数の和:732

約数の個数: 48

約数和(自身を含む): 291528960

約数和(自身を除く): 90413485

約数列:

[1, 5, 11, 19, 25, 55, 61, 95, 209, 275, 305, 475, 631, 671, 1045, 1159, 1525, 3155, 3355, 5225, 5795, 6941, 11989, 12749, 15775, 16775, 28975, 34705, 38491, 59945, 63745, 131879, 173525, 192455, 299725, 318725, 423401, 659395, 731329, 962275, 2117005, 3296975, 3656645, 8044619, 10585025, 18283225, 40223095, 201115475]

約数ペア:

[(1, 201115475), (5, 40223095), (11, 18283225), (19, 10585025), (25, 8044619), (55, 3656645), (61, 3296975), (95, 2117005), (209, 962275), (275, 731329), (305, 659395), (475, 423401), (631, 318725), (671, 299725), (1045, 192455), (1159, 173525), (1525, 131879), (3155, 63745), (3355, 59945), (5225, 38491), (5795, 34705), (6941, 28975), (11989, 16775), (12749, 15775)]