129269240

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{111439}}^1$

素因数の和:111479

約数の個数: 32

約数和(自身を含む): 300888000

約数和(自身を除く): 171618760

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 111439, 222878, 445756, 557195, 891512, 1114390, 2228780, 3231731, 4457560, 6463462, 12926924, 16158655, 25853848, 32317310, 64634620, 129269240]

約数ペア:

[(1, 129269240), (2, 64634620), (4, 32317310), (5, 25853848), (8, 16158655), (10, 12926924), (20, 6463462), (29, 4457560), (40, 3231731), (58, 2228780), (116, 1114390), (145, 891512), (232, 557195), (290, 445756), (580, 222878), (1160, 111439)]