180880975

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{613}}^1$

素因数の和:700

約数の個数: 48

約数和(自身を含む): 260385120

約数和(自身を除く): 79504145

約数列:

[1, 5, 11, 25, 29, 37, 55, 145, 185, 275, 319, 407, 613, 725, 925, 1073, 1595, 2035, 3065, 5365, 6743, 7975, 10175, 11803, 15325, 17777, 22681, 26825, 33715, 59015, 88885, 113405, 168575, 195547, 249491, 295075, 444425, 567025, 657749, 977735, 1247455, 3288745, 4888675, 6237275, 7235239, 16443725, 36176195, 180880975]

約数ペア:

[(1, 180880975), (5, 36176195), (11, 16443725), (25, 7235239), (29, 6237275), (37, 4888675), (55, 3288745), (145, 1247455), (185, 977735), (275, 657749), (319, 567025), (407, 444425), (613, 295075), (725, 249491), (925, 195547), (1073, 168575), (1595, 113405), (2035, 88885), (3065, 59015), (5365, 33715), (6743, 26825), (7975, 22681), (10175, 17777), (11803, 15325)]