82709420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{243263}}^1$

素因数の和:243289

約数の個数: 24

約数和(自身を含む): 183907584

約数和(自身を除く): 101198164

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 243263, 486526, 973052, 1216315, 2432630, 4135471, 4865260, 8270942, 16541884, 20677355, 41354710, 82709420]

約数ペア:

[(1, 82709420), (2, 41354710), (4, 20677355), (5, 16541884), (10, 8270942), (17, 4865260), (20, 4135471), (34, 2432630), (68, 1216315), (85, 973052), (170, 486526), (340, 243263)]