25159815

素因数分解:

$3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1$

素因数の和:150

約数の個数: 80

約数和(自身を含む): 48996288

約数和(自身を除く): 23836473

約数列:

[1, 3, 5, 9, 15, 23, 27, 37, 45, 69, 73, 81, 111, 115, 135, 185, 207, 219, 333, 345, 365, 405, 555, 621, 657, 851, 999, 1035, 1095, 1665, 1679, 1863, 1971, 2553, 2701, 2997, 3105, 3285, 4255, 4995, 5037, 5913, 7659, 8103, 8395, 9315, 9855, 12765, 13505, 14985, 15111, 22977, 24309, 25185, 29565, 38295, 40515, 45333, 62123, 68931, 72927, 75555, 114885, 121545, 135999, 186369, 218781, 226665, 310615, 344655, 364635, 559107, 679995, 931845, 1093905, 1677321, 2795535, 5031963, 8386605, 25159815]

約数ペア:

[(1, 25159815), (3, 8386605), (5, 5031963), (9, 2795535), (15, 1677321), (23, 1093905), (27, 931845), (37, 679995), (45, 559107), (69, 364635), (73, 344655), (81, 310615), (111, 226665), (115, 218781), (135, 186369), (185, 135999), (207, 121545), (219, 114885), (333, 75555), (345, 72927), (365, 68931), (405, 62123), (555, 45333), (621, 40515), (657, 38295), (851, 29565), (999, 25185), (1035, 24309), (1095, 22977), (1665, 15111), (1679, 14985), (1863, 13505), (1971, 12765), (2553, 9855), (2701, 9315), (2997, 8395), (3105, 8103), (3285, 7659), (4255, 5913), (4995, 5037)]