65328025

素因数分解:

$5^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{3137}}^1$

素因数の和:3178

約数の個数: 36

約数和(自身を含む): 99807228

約数和(自身を除く): 34479203

約数列:

[1, 5, 7, 17, 25, 35, 49, 85, 119, 175, 245, 425, 595, 833, 1225, 2975, 3137, 4165, 15685, 20825, 21959, 53329, 78425, 109795, 153713, 266645, 373303, 548975, 768565, 1333225, 1866515, 2613121, 3842825, 9332575, 13065605, 65328025]

約数ペア:

[(1, 65328025), (5, 13065605), (7, 9332575), (17, 3842825), (25, 2613121), (35, 1866515), (49, 1333225), (85, 768565), (119, 548975), (175, 373303), (245, 266645), (425, 153713), (595, 109795), (833, 78425), (1225, 53329), (2975, 21959), (3137, 20825), (4165, 15685)]