78312942920

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{6997}}^1\times {\mathrm{3833}}^1$

素因数の和:10914

約数の個数: 64

約数和(自身を含む): 178690011120

約数和(自身を除く): 100377068200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 3833, 6997, 7666, 13994, 15332, 19165, 27988, 30664, 34985, 38330, 55976, 69970, 76660, 139940, 153320, 279809, 279880, 510781, 559618, 1021562, 1119236, 1399045, 2043124, 2238472, 2553905, 2798090, 4086248, 5107810, 5596180, 10215620, 11192360, 20431240, 26819501, 53639002, 107278004, 134097505, 214556008, 268195010, 536390020, 1072780040, 1957823573, 3915647146, 7831294292, 9789117865, 15662588584, 19578235730, 39156471460, 78312942920]

約数ペア:

[(1, 78312942920), (2, 39156471460), (4, 19578235730), (5, 15662588584), (8, 9789117865), (10, 7831294292), (20, 3915647146), (40, 1957823573), (73, 1072780040), (146, 536390020), (292, 268195010), (365, 214556008), (584, 134097505), (730, 107278004), (1460, 53639002), (2920, 26819501), (3833, 20431240), (6997, 11192360), (7666, 10215620), (13994, 5596180), (15332, 5107810), (19165, 4086248), (27988, 2798090), (30664, 2553905), (34985, 2238472), (38330, 2043124), (55976, 1399045), (69970, 1119236), (76660, 1021562), (139940, 559618), (153320, 510781), (279809, 279880)]