64482100

素因数分解:

$2^2\times 5^2\times {\mathrm{139}}^1\times {\mathrm{4639}}^1$

素因数の和:4792

約数の個数: 36

約数和(自身を含む): 140963200

約数和(自身を除く): 76481100

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 139, 278, 556, 695, 1390, 2780, 3475, 4639, 6950, 9278, 13900, 18556, 23195, 46390, 92780, 115975, 231950, 463900, 644821, 1289642, 2579284, 3224105, 6448210, 12896420, 16120525, 32241050, 64482100]

約数ペア:

[(1, 64482100), (2, 32241050), (4, 16120525), (5, 12896420), (10, 6448210), (20, 3224105), (25, 2579284), (50, 1289642), (100, 644821), (139, 463900), (278, 231950), (556, 115975), (695, 92780), (1390, 46390), (2780, 23195), (3475, 18556), (4639, 13900), (6950, 9278)]