528021910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{397}}^1\times {\mathrm{787}}^1$

素因数の和:1217

約数の個数: 48

約数和(自身を含む): 1033077456

約数和(自身を除く): 505055546

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 397, 787, 794, 845, 1574, 1690, 1985, 3935, 3970, 5161, 7870, 10231, 10322, 20462, 25805, 51155, 51610, 67093, 102310, 133003, 134186, 266006, 312439, 335465, 624878, 665015, 670930, 1330030, 1562195, 3124390, 4061707, 8123414, 20308535, 40617070, 52802191, 105604382, 264010955, 528021910]

約数ペア:

[(1, 528021910), (2, 264010955), (5, 105604382), (10, 52802191), (13, 40617070), (26, 20308535), (65, 8123414), (130, 4061707), (169, 3124390), (338, 1562195), (397, 1330030), (787, 670930), (794, 665015), (845, 624878), (1574, 335465), (1690, 312439), (1985, 266006), (3935, 134186), (3970, 133003), (5161, 102310), (7870, 67093), (10231, 51610), (10322, 51155), (20462, 25805)]