66422680

素因数分解:

$2^3\times 5^1\times {\mathrm{1049}}^1\times {\mathrm{1583}}^1$

素因数の和:2643

約数の個数: 32

約数和(自身を含む): 149688000

約数和(自身を除く): 83265320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1049, 1583, 2098, 3166, 4196, 5245, 6332, 7915, 8392, 10490, 12664, 15830, 20980, 31660, 41960, 63320, 1660567, 3321134, 6642268, 8302835, 13284536, 16605670, 33211340, 66422680]

約数ペア:

[(1, 66422680), (2, 33211340), (4, 16605670), (5, 13284536), (8, 8302835), (10, 6642268), (20, 3321134), (40, 1660567), (1049, 63320), (1583, 41960), (2098, 31660), (3166, 20980), (4196, 15830), (5245, 12664), (6332, 10490), (7915, 8392)]