1569397580

素因数分解:

$2^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{251}}^1\times {\mathrm{1571}}^1$

素因数の和:2030

約数の個数: 48

約数和(自身を含む): 3327609600

約数和(自身を除く): 1758212020

約数列:

[1, 2, 4, 5, 10, 20, 199, 251, 398, 502, 796, 995, 1004, 1255, 1571, 1990, 2510, 3142, 3980, 5020, 6284, 7855, 15710, 31420, 49949, 99898, 199796, 249745, 312629, 394321, 499490, 625258, 788642, 998980, 1250516, 1563145, 1577284, 1971605, 3126290, 3943210, 6252580, 7886420, 78469879, 156939758, 313879516, 392349395, 784698790, 1569397580]

約数ペア:

[(1, 1569397580), (2, 784698790), (4, 392349395), (5, 313879516), (10, 156939758), (20, 78469879), (199, 7886420), (251, 6252580), (398, 3943210), (502, 3126290), (796, 1971605), (995, 1577284), (1004, 1563145), (1255, 1250516), (1571, 998980), (1990, 788642), (2510, 625258), (3142, 499490), (3980, 394321), (5020, 312629), (6284, 249745), (7855, 199796), (15710, 99898), (31420, 49949)]