26358160

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19381}}^1$

素因数の和:19411

約数の個数: 40

約数和(自身を含む): 64890936

約数和(自身を除く): 38532776

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 19381, 38762, 77524, 96905, 155048, 193810, 310096, 329477, 387620, 658954, 775240, 1317908, 1550480, 1647385, 2635816, 3294770, 5271632, 6589540, 13179080, 26358160]

約数ペア:

[(1, 26358160), (2, 13179080), (4, 6589540), (5, 5271632), (8, 3294770), (10, 2635816), (16, 1647385), (17, 1550480), (20, 1317908), (34, 775240), (40, 658954), (68, 387620), (80, 329477), (85, 310096), (136, 193810), (170, 155048), (272, 96905), (340, 77524), (680, 38762), (1360, 19381)]