845322490

素因数分解:

$2^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{181}}^1\times {\mathrm{4133}}^1$

素因数の和:4434

約数の個数: 32

約数和(自身を含む): 1543900176

約数和(自身を除く): 698577686

約数列:

[1, 2, 5, 10, 113, 181, 226, 362, 565, 905, 1130, 1810, 4133, 8266, 20453, 20665, 40906, 41330, 102265, 204530, 467029, 748073, 934058, 1496146, 2335145, 3740365, 4670290, 7480730, 84532249, 169064498, 422661245, 845322490]

約数ペア:

[(1, 845322490), (2, 422661245), (5, 169064498), (10, 84532249), (113, 7480730), (181, 4670290), (226, 3740365), (362, 2335145), (565, 1496146), (905, 934058), (1130, 748073), (1810, 467029), (4133, 204530), (8266, 102265), (20453, 41330), (20665, 40906)]