131087195980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{504181523}}^1$

素因数の和:504181545

約数の個数: 24

約数和(自身を含む): 296458736112

約数和(自身を除く): 165371540132

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 504181523, 1008363046, 2016726092, 2520907615, 5041815230, 6554359799, 10083630460, 13108719598, 26217439196, 32771798995, 65543597990, 131087195980]

約数ペア:

[(1, 131087195980), (2, 65543597990), (4, 32771798995), (5, 26217439196), (10, 13108719598), (13, 10083630460), (20, 6554359799), (26, 5041815230), (52, 2520907615), (65, 2016726092), (130, 1008363046), (260, 504181523)]