12662500

素因数分解:

$2^2\times 5^5\times {\mathrm{1013}}^1$

素因数の和:1042

約数の個数: 36

約数和(自身を含む): 27724788

約数和(自身を除く): 15062288

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 625, 1013, 1250, 2026, 2500, 3125, 4052, 5065, 6250, 10130, 12500, 20260, 25325, 50650, 101300, 126625, 253250, 506500, 633125, 1266250, 2532500, 3165625, 6331250, 12662500]

約数ペア:

[(1, 12662500), (2, 6331250), (4, 3165625), (5, 2532500), (10, 1266250), (20, 633125), (25, 506500), (50, 253250), (100, 126625), (125, 101300), (250, 50650), (500, 25325), (625, 20260), (1013, 12500), (1250, 10130), (2026, 6250), (2500, 5065), (3125, 4052)]