53217190

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{977}}^1$

素因数の和:1416

約数の個数: 32

約数和(自身を含む): 103511520

約数和(自身を除く): 50294330

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 419, 838, 977, 1954, 2095, 4190, 4885, 5447, 9770, 10894, 12701, 25402, 27235, 54470, 63505, 127010, 409363, 818726, 2046815, 4093630, 5321719, 10643438, 26608595, 53217190]

約数ペア:

[(1, 53217190), (2, 26608595), (5, 10643438), (10, 5321719), (13, 4093630), (26, 2046815), (65, 818726), (130, 409363), (419, 127010), (838, 63505), (977, 54470), (1954, 27235), (2095, 25402), (4190, 12701), (4885, 10894), (5447, 9770)]