74898070

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{571}}^1\times {\mathrm{1009}}^1$

素因数の和:1600

約数の個数: 32

約数和(自身を含む): 145585440

約数和(自身を除く): 70687370

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 571, 1009, 1142, 2018, 2855, 5045, 5710, 7423, 10090, 13117, 14846, 26234, 37115, 65585, 74230, 131170, 576139, 1152278, 2880695, 5761390, 7489807, 14979614, 37449035, 74898070]

約数ペア:

[(1, 74898070), (2, 37449035), (5, 14979614), (10, 7489807), (13, 5761390), (26, 2880695), (65, 1152278), (130, 576139), (571, 131170), (1009, 74230), (1142, 65585), (2018, 37115), (2855, 26234), (5045, 14846), (5710, 13117), (7423, 10090)]