80542030

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{259813}}^1$

素因数の和:259851

約数の個数: 16

約数和(自身を含む): 149652864

約数和(自身を除く): 69110834

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 259813, 519626, 1299065, 2598130, 8054203, 16108406, 40271015, 80542030]

約数ペア:

[(1, 80542030), (2, 40271015), (5, 16108406), (10, 8054203), (31, 2598130), (62, 1299065), (155, 519626), (310, 259813)]