164814910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{40897}}^1$

素因数の和:40948

約数の個数: 32

約数和(自身を含む): 329801472

約数和(自身を除く): 164986562

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 40897, 81794, 204485, 408970, 531661, 1063322, 1267807, 2535614, 2658305, 5316610, 6339035, 12678070, 16481491, 32962982, 82407455, 164814910]

約数ペア:

[(1, 164814910), (2, 82407455), (5, 32962982), (10, 16481491), (13, 12678070), (26, 6339035), (31, 5316610), (62, 2658305), (65, 2535614), (130, 1267807), (155, 1063322), (310, 531661), (403, 408970), (806, 204485), (2015, 81794), (4030, 40897)]