90288940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{4271}}^1$

素因数の和:4438

約数の個数: 48

約数和(自身を含む): 218179584

約数和(自身を除く): 127890644

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 151, 302, 604, 755, 1057, 1510, 2114, 3020, 4228, 4271, 5285, 8542, 10570, 17084, 21140, 21355, 29897, 42710, 59794, 85420, 119588, 149485, 298970, 597940, 644921, 1289842, 2579684, 3224605, 4514447, 6449210, 9028894, 12898420, 18057788, 22572235, 45144470, 90288940]

約数ペア:

[(1, 90288940), (2, 45144470), (4, 22572235), (5, 18057788), (7, 12898420), (10, 9028894), (14, 6449210), (20, 4514447), (28, 3224605), (35, 2579684), (70, 1289842), (140, 644921), (151, 597940), (302, 298970), (604, 149485), (755, 119588), (1057, 85420), (1510, 59794), (2114, 42710), (3020, 29897), (4228, 21355), (4271, 21140), (5285, 17084), (8542, 10570)]