25286156935

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{563}}^1\times {\mathrm{887}}^1$

素因数の和:1528

約数の個数: 64

約数和(自身を含む): 35338705920

約数和(自身を除く): 10052548985

約数列:

[1, 5, 13, 19, 41, 65, 95, 205, 247, 533, 563, 779, 887, 1235, 2665, 2815, 3895, 4435, 7319, 10127, 10697, 11531, 16853, 23083, 36367, 36595, 50635, 53485, 57655, 84265, 115415, 139061, 181835, 219089, 300079, 438577, 472771, 499381, 690973, 695305, 1095445, 1500395, 2192885, 2363855, 2496905, 3454865, 5701501, 6491953, 8982649, 9488239, 20474621, 28507505, 32459765, 44913245, 47441195, 102373105, 123347107, 266170073, 389017799, 616735535, 1330850365, 1945088995, 5057231387, 25286156935]

約数ペア:

[(1, 25286156935), (5, 5057231387), (13, 1945088995), (19, 1330850365), (41, 616735535), (65, 389017799), (95, 266170073), (205, 123347107), (247, 102373105), (533, 47441195), (563, 44913245), (779, 32459765), (887, 28507505), (1235, 20474621), (2665, 9488239), (2815, 8982649), (3895, 6491953), (4435, 5701501), (7319, 3454865), (10127, 2496905), (10697, 2363855), (11531, 2192885), (16853, 1500395), (23083, 1095445), (36367, 695305), (36595, 690973), (50635, 499381), (53485, 472771), (57655, 438577), (84265, 300079), (115415, 219089), (139061, 181835)]