15484421875

素因数分解:

$5^6\times {\mathrm{13}}^1\times {\mathrm{76231}}^1$

素因数の和:76274

約数の個数: 28

約数和(自身を含む): 20844420688

約数和(自身を除く): 5359998813

約数列:

[1, 5, 13, 25, 65, 125, 325, 625, 1625, 3125, 8125, 15625, 40625, 76231, 203125, 381155, 991003, 1905775, 4955015, 9528875, 24775075, 47644375, 123875375, 238221875, 619376875, 1191109375, 3096884375, 15484421875]

約数ペア:

[(1, 15484421875), (5, 3096884375), (13, 1191109375), (25, 619376875), (65, 238221875), (125, 123875375), (325, 47644375), (625, 24775075), (1625, 9528875), (3125, 4955015), (8125, 1905775), (15625, 991003), (40625, 381155), (76231, 203125)]