72019100

素因数分解:

$2^2\times 5^2\times {\mathrm{83}}^1\times {\mathrm{8677}}^1$

素因数の和:8774

約数の個数: 36

約数和(自身を含む): 158182584

約数和(自身を除く): 86163484

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 83, 100, 166, 332, 415, 830, 1660, 2075, 4150, 8300, 8677, 17354, 34708, 43385, 86770, 173540, 216925, 433850, 720191, 867700, 1440382, 2880764, 3600955, 7201910, 14403820, 18004775, 36009550, 72019100]

約数ペア:

[(1, 72019100), (2, 36009550), (4, 18004775), (5, 14403820), (10, 7201910), (20, 3600955), (25, 2880764), (50, 1440382), (83, 867700), (100, 720191), (166, 433850), (332, 216925), (415, 173540), (830, 86770), (1660, 43385), (2075, 34708), (4150, 17354), (8300, 8677)]