51138540

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{31567}}^1$

素因数の和:31588

約数の個数: 60

約数和(自身を含む): 160428576

約数和(自身を除く): 109290036

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 31567, 63134, 94701, 126268, 157835, 189402, 284103, 315670, 378804, 473505, 568206, 631340, 852309, 947010, 1136412, 1420515, 1704618, 1894020, 2556927, 2841030, 3409236, 4261545, 5113854, 5682060, 8523090, 10227708, 12784635, 17046180, 25569270, 51138540]

約数ペア:

[(1, 51138540), (2, 25569270), (3, 17046180), (4, 12784635), (5, 10227708), (6, 8523090), (9, 5682060), (10, 5113854), (12, 4261545), (15, 3409236), (18, 2841030), (20, 2556927), (27, 1894020), (30, 1704618), (36, 1420515), (45, 1136412), (54, 947010), (60, 852309), (81, 631340), (90, 568206), (108, 473505), (135, 378804), (162, 315670), (180, 284103), (270, 189402), (324, 157835), (405, 126268), (540, 94701), (810, 63134), (1620, 31567)]