2176108375

素因数分解:

$5^3\times 7^2\times {\mathrm{17}}^1\times {\mathrm{20899}}^1$

素因数の和:20945

約数の個数: 48

約数和(自身を含む): 3345170400

約数和(自身を除く): 1169062025

約数列:

[1, 5, 7, 17, 25, 35, 49, 85, 119, 125, 175, 245, 425, 595, 833, 875, 1225, 2125, 2975, 4165, 6125, 14875, 20825, 20899, 104125, 104495, 146293, 355283, 522475, 731465, 1024051, 1776415, 2486981, 2612375, 3657325, 5120255, 8882075, 12434905, 17408867, 18286625, 25601275, 44410375, 62174525, 87044335, 128006375, 310872625, 435221675, 2176108375]

約数ペア:

[(1, 2176108375), (5, 435221675), (7, 310872625), (17, 128006375), (25, 87044335), (35, 62174525), (49, 44410375), (85, 25601275), (119, 18286625), (125, 17408867), (175, 12434905), (245, 8882075), (425, 5120255), (595, 3657325), (833, 2612375), (875, 2486981), (1225, 1776415), (2125, 1024051), (2975, 731465), (4165, 522475), (6125, 355283), (14875, 146293), (20825, 104495), (20899, 104125)]