65446680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41953}}^1$

素因数の和:41980

約数の個数: 64

約数和(自身を含む): 211448160

約数和(自身を除く): 146001480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 41953, 83906, 125859, 167812, 209765, 251718, 335624, 419530, 503436, 545389, 629295, 839060, 1006872, 1090778, 1258590, 1636167, 1678120, 2181556, 2517180, 2726945, 3272334, 4363112, 5034360, 5453890, 6544668, 8180835, 10907780, 13089336, 16361670, 21815560, 32723340, 65446680]

約数ペア:

[(1, 65446680), (2, 32723340), (3, 21815560), (4, 16361670), (5, 13089336), (6, 10907780), (8, 8180835), (10, 6544668), (12, 5453890), (13, 5034360), (15, 4363112), (20, 3272334), (24, 2726945), (26, 2517180), (30, 2181556), (39, 1678120), (40, 1636167), (52, 1258590), (60, 1090778), (65, 1006872), (78, 839060), (104, 629295), (120, 545389), (130, 503436), (156, 419530), (195, 335624), (260, 251718), (312, 209765), (390, 167812), (520, 125859), (780, 83906), (1560, 41953)]