156731120390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{8317}}^1\times {\mathrm{8527}}^1$

素因数の和:16881

約数の個数: 64

約数和(自身を含む): 321765260544

約数和(自身を除く): 165034140154

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 8317, 8527, 16634, 17054, 41585, 42635, 83170, 85270, 108121, 110851, 141389, 144959, 216242, 221702, 282778, 289918, 540605, 554255, 706945, 724795, 1081210, 1108510, 1413890, 1449590, 1838057, 1884467, 3676114, 3768934, 9190285, 9422335, 18380570, 18844670, 70919059, 141838118, 354595295, 709190590, 921947767, 1205624003, 1843895534, 2411248006, 4609738835, 6028120015, 9219477670, 12056240030, 15673112039, 31346224078, 78365560195, 156731120390]

約数ペア:

[(1, 156731120390), (2, 78365560195), (5, 31346224078), (10, 15673112039), (13, 12056240030), (17, 9219477670), (26, 6028120015), (34, 4609738835), (65, 2411248006), (85, 1843895534), (130, 1205624003), (170, 921947767), (221, 709190590), (442, 354595295), (1105, 141838118), (2210, 70919059), (8317, 18844670), (8527, 18380570), (16634, 9422335), (17054, 9190285), (41585, 3768934), (42635, 3676114), (83170, 1884467), (85270, 1838057), (108121, 1449590), (110851, 1413890), (141389, 1108510), (144959, 1081210), (216242, 724795), (221702, 706945), (282778, 554255), (289918, 540605)]