20020750

素因数分解:

$2^1\times 5^3\times {\mathrm{53}}^1\times {\mathrm{1511}}^1$

素因数の和:1581

約数の個数: 32

約数和(自身を含む): 38211264

約数和(自身を除く): 18190514

約数列:

[1, 2, 5, 10, 25, 50, 53, 106, 125, 250, 265, 530, 1325, 1511, 2650, 3022, 6625, 7555, 13250, 15110, 37775, 75550, 80083, 160166, 188875, 377750, 400415, 800830, 2002075, 4004150, 10010375, 20020750]

約数ペア:

[(1, 20020750), (2, 10010375), (5, 4004150), (10, 2002075), (25, 800830), (50, 400415), (53, 377750), (106, 188875), (125, 160166), (250, 80083), (265, 75550), (530, 37775), (1325, 15110), (1511, 13250), (2650, 7555), (3022, 6625)]