74999960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{267857}}^1$

素因数の和:267875

約数の個数: 32

約数和(自身を含む): 192857760

約数和(自身を除く): 117857800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 267857, 535714, 1071428, 1339285, 1874999, 2142856, 2678570, 3749998, 5357140, 7499996, 9374995, 10714280, 14999992, 18749990, 37499980, 74999960]

約数ペア:

[(1, 74999960), (2, 37499980), (4, 18749990), (5, 14999992), (7, 10714280), (8, 9374995), (10, 7499996), (14, 5357140), (20, 3749998), (28, 2678570), (35, 2142856), (40, 1874999), (56, 1339285), (70, 1071428), (140, 535714), (280, 267857)]