65216260

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{69379}}^1$

素因数の和:69435

約数の個数: 24

約数和(自身を含む): 139870080

約数和(自身を除く): 74653820

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 69379, 138758, 277516, 346895, 693790, 1387580, 3260813, 6521626, 13043252, 16304065, 32608130, 65216260]

約数ペア:

[(1, 65216260), (2, 32608130), (4, 16304065), (5, 13043252), (10, 6521626), (20, 3260813), (47, 1387580), (94, 693790), (188, 346895), (235, 277516), (470, 138758), (940, 69379)]