20112855125

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{593}}^1\times {\mathrm{1451}}^1$

素因数の和:2087

約数の個数: 64

約数和(自身を含む): 29062395648

約数和(自身を除く): 8949540523

約数列:

[1, 5, 11, 17, 25, 55, 85, 125, 187, 275, 425, 593, 935, 1375, 1451, 2125, 2965, 4675, 6523, 7255, 10081, 14825, 15961, 23375, 24667, 32615, 36275, 50405, 74125, 79805, 110891, 123335, 163075, 181375, 252025, 271337, 399025, 554455, 616675, 815375, 860443, 1260125, 1356685, 1995125, 2772275, 3083375, 4302215, 6783425, 9464873, 13861375, 14627531, 21511075, 33917125, 47324365, 73137655, 107555375, 160902841, 236621825, 365688275, 804514205, 1183109125, 1828441375, 4022571025, 20112855125]

約数ペア:

[(1, 20112855125), (5, 4022571025), (11, 1828441375), (17, 1183109125), (25, 804514205), (55, 365688275), (85, 236621825), (125, 160902841), (187, 107555375), (275, 73137655), (425, 47324365), (593, 33917125), (935, 21511075), (1375, 14627531), (1451, 13861375), (2125, 9464873), (2965, 6783425), (4675, 4302215), (6523, 3083375), (7255, 2772275), (10081, 1995125), (14825, 1356685), (15961, 1260125), (23375, 860443), (24667, 815375), (32615, 616675), (36275, 554455), (50405, 399025), (74125, 271337), (79805, 252025), (110891, 181375), (123335, 163075)]