25199604

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{9859}}^1$

素因数の和:9940

約数の個数: 36

約数和(自身を含む): 64602720

約数和(自身を除く): 39403116

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 142, 213, 284, 426, 639, 852, 1278, 2556, 9859, 19718, 29577, 39436, 59154, 88731, 118308, 177462, 354924, 699989, 1399978, 2099967, 2799956, 4199934, 6299901, 8399868, 12599802, 25199604]

約数ペア:

[(1, 25199604), (2, 12599802), (3, 8399868), (4, 6299901), (6, 4199934), (9, 2799956), (12, 2099967), (18, 1399978), (36, 699989), (71, 354924), (142, 177462), (213, 118308), (284, 88731), (426, 59154), (639, 39436), (852, 29577), (1278, 19718), (2556, 9859)]