68258500

素因数分解:

$2^2\times 5^3\times {\mathrm{211}}^1\times {\mathrm{647}}^1$

素因数の和:877

約数の個数: 48

約数和(自身を含む): 150014592

約数和(自身を除く): 81756092

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 211, 250, 422, 500, 647, 844, 1055, 1294, 2110, 2588, 3235, 4220, 5275, 6470, 10550, 12940, 16175, 21100, 26375, 32350, 52750, 64700, 80875, 105500, 136517, 161750, 273034, 323500, 546068, 682585, 1365170, 2730340, 3412925, 6825850, 13651700, 17064625, 34129250, 68258500]

約数ペア:

[(1, 68258500), (2, 34129250), (4, 17064625), (5, 13651700), (10, 6825850), (20, 3412925), (25, 2730340), (50, 1365170), (100, 682585), (125, 546068), (211, 323500), (250, 273034), (422, 161750), (500, 136517), (647, 105500), (844, 80875), (1055, 64700), (1294, 52750), (2110, 32350), (2588, 26375), (3235, 21100), (4220, 16175), (5275, 12940), (6470, 10550)]