38939875

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{773}}^1$

素因数の和:832

約数の個数: 32

約数和(自身を含む): 54093312

約数和(自身を除く): 15153437

約数列:

[1, 5, 13, 25, 31, 65, 125, 155, 325, 403, 773, 775, 1625, 2015, 3865, 3875, 10049, 10075, 19325, 23963, 50245, 50375, 96625, 119815, 251225, 311519, 599075, 1256125, 1557595, 2995375, 7787975, 38939875]

約数ペア:

[(1, 38939875), (5, 7787975), (13, 2995375), (25, 1557595), (31, 1256125), (65, 599075), (125, 311519), (155, 251225), (325, 119815), (403, 96625), (773, 50375), (775, 50245), (1625, 23963), (2015, 19325), (3865, 10075), (3875, 10049)]