131041720

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{112967}}^1$

素因数の和:113007

約数の個数: 32

約数和(自身を含む): 305013600

約数和(自身を除く): 173971880

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 112967, 225934, 451868, 564835, 903736, 1129670, 2259340, 3276043, 4518680, 6552086, 13104172, 16380215, 26208344, 32760430, 65520860, 131041720]

約数ペア:

[(1, 131041720), (2, 65520860), (4, 32760430), (5, 26208344), (8, 16380215), (10, 13104172), (20, 6552086), (29, 4518680), (40, 3276043), (58, 2259340), (116, 1129670), (145, 903736), (232, 564835), (290, 451868), (580, 225934), (1160, 112967)]