101290400

素因数分解:

$2^5\times 5^2\times {\mathrm{126613}}^1$

素因数の和:126633

約数の個数: 36

約数和(自身を含む): 247277142

約数和(自身を除く): 145986742

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 126613, 253226, 506452, 633065, 1012904, 1266130, 2025808, 2532260, 3165325, 4051616, 5064520, 6330650, 10129040, 12661300, 20258080, 25322600, 50645200, 101290400]

約数ペア:

[(1, 101290400), (2, 50645200), (4, 25322600), (5, 20258080), (8, 12661300), (10, 10129040), (16, 6330650), (20, 5064520), (25, 4051616), (32, 3165325), (40, 2532260), (50, 2025808), (80, 1266130), (100, 1012904), (160, 633065), (200, 506452), (400, 253226), (800, 126613)]