136996520

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{64621}}^1$

素因数の和:64685

約数の個数: 32

約数和(自身を含む): 314062920

約数和(自身を除く): 177066400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 64621, 129242, 258484, 323105, 516968, 646210, 1292420, 2584840, 3424913, 6849826, 13699652, 17124565, 27399304, 34249130, 68498260, 136996520]

約数ペア:

[(1, 136996520), (2, 68498260), (4, 34249130), (5, 27399304), (8, 17124565), (10, 13699652), (20, 6849826), (40, 3424913), (53, 2584840), (106, 1292420), (212, 646210), (265, 516968), (424, 323105), (530, 258484), (1060, 129242), (2120, 64621)]