157072121375

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{18671}}^1$

素因数の和:18897

約数の個数: 64

約数和(自身を含む): 219231387648

約数和(自身を除く): 62159266273

約数列:

[1, 5, 13, 25, 31, 65, 125, 155, 167, 325, 403, 775, 835, 1625, 2015, 2171, 3875, 4175, 5177, 10075, 10855, 18671, 20875, 25885, 50375, 54275, 67301, 93355, 129425, 242723, 271375, 336505, 466775, 578801, 647125, 1213615, 1682525, 2333875, 2894005, 3118057, 6068075, 7524413, 8412625, 14470025, 15590285, 30340375, 37622065, 40534741, 72350125, 77951425, 96659767, 188110325, 202673705, 389757125, 483298835, 940551625, 1013368525, 1256576971, 2416494175, 5066842625, 6282884855, 12082470875, 31414424275, 157072121375]

約数ペア:

[(1, 157072121375), (5, 31414424275), (13, 12082470875), (25, 6282884855), (31, 5066842625), (65, 2416494175), (125, 1256576971), (155, 1013368525), (167, 940551625), (325, 483298835), (403, 389757125), (775, 202673705), (835, 188110325), (1625, 96659767), (2015, 77951425), (2171, 72350125), (3875, 40534741), (4175, 37622065), (5177, 30340375), (10075, 15590285), (10855, 14470025), (18671, 8412625), (20875, 7524413), (25885, 6068075), (50375, 3118057), (54275, 2894005), (67301, 2333875), (93355, 1682525), (129425, 1213615), (242723, 647125), (271375, 578801), (336505, 466775)]