98980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{101}}^1$

素因数の和:124

約数の個数: 36

約数和(自身を含む): 244188

約数和(自身を除く): 145208

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 101, 140, 196, 202, 245, 404, 490, 505, 707, 980, 1010, 1414, 2020, 2828, 3535, 4949, 7070, 9898, 14140, 19796, 24745, 49490, 98980]

約数ペア:

[(1, 98980), (2, 49490), (4, 24745), (5, 19796), (7, 14140), (10, 9898), (14, 7070), (20, 4949), (28, 3535), (35, 2828), (49, 2020), (70, 1414), (98, 1010), (101, 980), (140, 707), (196, 505), (202, 490), (245, 404)]