84509960

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{13457}}^1$

素因数の和:13625

約数の個数: 32

約数和(自身を含む): 191372760

約数和(自身を除く): 106862800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 314, 628, 785, 1256, 1570, 3140, 6280, 13457, 26914, 53828, 67285, 107656, 134570, 269140, 538280, 2112749, 4225498, 8450996, 10563745, 16901992, 21127490, 42254980, 84509960]

約数ペア:

[(1, 84509960), (2, 42254980), (4, 21127490), (5, 16901992), (8, 10563745), (10, 8450996), (20, 4225498), (40, 2112749), (157, 538280), (314, 269140), (628, 134570), (785, 107656), (1256, 67285), (1570, 53828), (3140, 26914), (6280, 13457)]