130705180

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{20233}}^1$

素因数の和:20278

約数の個数: 48

約数和(自身を含む): 305938080

約数和(自身を除く): 175232900

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 380, 646, 1292, 1615, 3230, 6460, 20233, 40466, 80932, 101165, 202330, 343961, 384427, 404660, 687922, 768854, 1375844, 1537708, 1719805, 1922135, 3439610, 3844270, 6535259, 6879220, 7688540, 13070518, 26141036, 32676295, 65352590, 130705180]

約数ペア:

[(1, 130705180), (2, 65352590), (4, 32676295), (5, 26141036), (10, 13070518), (17, 7688540), (19, 6879220), (20, 6535259), (34, 3844270), (38, 3439610), (68, 1922135), (76, 1719805), (85, 1537708), (95, 1375844), (170, 768854), (190, 687922), (323, 404660), (340, 384427), (380, 343961), (646, 202330), (1292, 101165), (1615, 80932), (3230, 40466), (6460, 20233)]