20173215725

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{266401}}^1$

素因数の和:266657

約数の個数: 24

約数和(自身を含む): 27054721512

約数和(自身を除く): 6881505787

約数列:

[1, 5, 13, 25, 65, 233, 325, 1165, 3029, 5825, 15145, 75725, 266401, 1332005, 3463213, 6660025, 17316065, 62071433, 86580325, 310357165, 806928629, 1551785825, 4034643145, 20173215725]

約数ペア:

[(1, 20173215725), (5, 4034643145), (13, 1551785825), (25, 806928629), (65, 310357165), (233, 86580325), (325, 62071433), (1165, 17316065), (3029, 6660025), (5825, 3463213), (15145, 1332005), (75725, 266401)]