201639875

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{1439}}^1$

素因数の和:1532

約数の個数: 32

約数和(自身を含む): 269568000

約数和(自身を除く): 67928125

約数列:

[1, 5, 19, 25, 59, 95, 125, 295, 475, 1121, 1439, 1475, 2375, 5605, 7195, 7375, 27341, 28025, 35975, 84901, 136705, 140125, 179875, 424505, 683525, 1613119, 2122525, 3417625, 8065595, 10612625, 40327975, 201639875]

約数ペア:

[(1, 201639875), (5, 40327975), (19, 10612625), (25, 8065595), (59, 3417625), (95, 2122525), (125, 1613119), (295, 683525), (475, 424505), (1121, 179875), (1439, 140125), (1475, 136705), (2375, 84901), (5605, 35975), (7195, 28025), (7375, 27341)]