191308975

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{907}}^1$

素因数の和:1000

約数の個数: 48

約数和(自身を含む): 283731840

約数和(自身を除く): 92422865

約数列:

[1, 5, 11, 13, 25, 55, 59, 65, 143, 275, 295, 325, 649, 715, 767, 907, 1475, 3245, 3575, 3835, 4535, 8437, 9977, 11791, 16225, 19175, 22675, 42185, 49885, 53513, 58955, 129701, 210925, 249425, 267565, 294775, 588643, 648505, 695669, 1337825, 2943215, 3242525, 3478345, 7652359, 14716075, 17391725, 38261795, 191308975]

約数ペア:

[(1, 191308975), (5, 38261795), (11, 17391725), (13, 14716075), (25, 7652359), (55, 3478345), (59, 3242525), (65, 2943215), (143, 1337825), (275, 695669), (295, 648505), (325, 588643), (649, 294775), (715, 267565), (767, 249425), (907, 210925), (1475, 129701), (3245, 58955), (3575, 53513), (3835, 49885), (4535, 42185), (8437, 22675), (9977, 19175), (11791, 16225)]