657589678850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{821}}^1\times {\mathrm{5381}}^1$

素因数の和:6456

約数の個数: 96

約数和(自身を含む): 1324812237840

約数和(自身を除く): 667222558990

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 229, 325, 458, 650, 821, 1145, 1642, 2290, 2977, 4105, 5381, 5725, 5954, 8210, 10673, 10762, 11450, 14885, 20525, 21346, 26905, 29770, 41050, 53365, 53810, 69953, 74425, 106730, 134525, 139906, 148850, 188009, 266825, 269050, 349765, 376018, 533650, 699530, 940045, 1232249, 1748825, 1880090, 2444117, 2464498, 3497650, 4417801, 4700225, 4888234, 6161245, 8835602, 9400450, 12220585, 12322490, 16019237, 22089005, 24441170, 30806225, 32038474, 44178010, 57431413, 61102925, 61612450, 80096185, 110445025, 114862826, 122205850, 160192370, 220890050, 287157065, 400480925, 574314130, 800961850, 1011676429, 1435785325, 2023352858, 2871570650, 5058382145, 10116764290, 13151793577, 25291910725, 26303587154, 50583821450, 65758967885, 131517935770, 328794839425, 657589678850]

約数ペア:

[(1, 657589678850), (2, 328794839425), (5, 131517935770), (10, 65758967885), (13, 50583821450), (25, 26303587154), (26, 25291910725), (50, 13151793577), (65, 10116764290), (130, 5058382145), (229, 2871570650), (325, 2023352858), (458, 1435785325), (650, 1011676429), (821, 800961850), (1145, 574314130), (1642, 400480925), (2290, 287157065), (2977, 220890050), (4105, 160192370), (5381, 122205850), (5725, 114862826), (5954, 110445025), (8210, 80096185), (10673, 61612450), (10762, 61102925), (11450, 57431413), (14885, 44178010), (20525, 32038474), (21346, 30806225), (26905, 24441170), (29770, 22089005), (41050, 16019237), (53365, 12322490), (53810, 12220585), (69953, 9400450), (74425, 8835602), (106730, 6161245), (134525, 4888234), (139906, 4700225), (148850, 4417801), (188009, 3497650), (266825, 2464498), (269050, 2444117), (349765, 1880090), (376018, 1748825), (533650, 1232249), (699530, 940045)]