71389435

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{499}}^1$

素因数の和:619

約数の個数: 32

約数和(自身を含む): 96768000

約数和(自身を除く): 25378565

約数列:

[1, 5, 13, 31, 65, 71, 155, 355, 403, 499, 923, 2015, 2201, 2495, 4615, 6487, 11005, 15469, 28613, 32435, 35429, 77345, 143065, 177145, 201097, 460577, 1005485, 1098299, 2302885, 5491495, 14277887, 71389435]

約数ペア:

[(1, 71389435), (5, 14277887), (13, 5491495), (31, 2302885), (65, 1098299), (71, 1005485), (155, 460577), (355, 201097), (403, 177145), (499, 143065), (923, 77345), (2015, 35429), (2201, 32435), (2495, 28613), (4615, 15469), (6487, 11005)]