15301850

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1$

素因数の和:275

約数の個数: 48

約数和(自身を含む): 30098520

約数和(自身を除く): 14796670

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 61, 122, 145, 173, 290, 305, 346, 610, 725, 865, 1450, 1525, 1730, 1769, 3050, 3538, 4325, 5017, 8650, 8845, 10034, 10553, 17690, 21106, 25085, 44225, 50170, 52765, 88450, 105530, 125425, 250850, 263825, 306037, 527650, 612074, 1530185, 3060370, 7650925, 15301850]

約数ペア:

[(1, 15301850), (2, 7650925), (5, 3060370), (10, 1530185), (25, 612074), (29, 527650), (50, 306037), (58, 263825), (61, 250850), (122, 125425), (145, 105530), (173, 88450), (290, 52765), (305, 50170), (346, 44225), (610, 25085), (725, 21106), (865, 17690), (1450, 10553), (1525, 10034), (1730, 8845), (1769, 8650), (3050, 5017), (3538, 4325)]