63400720

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{787}}^1$

素因数の和:872

約数の個数: 80

約数和(自身を含む): 158293440

約数和(自身を除く): 94892720

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 53, 76, 80, 95, 106, 152, 190, 212, 265, 304, 380, 424, 530, 760, 787, 848, 1007, 1060, 1520, 1574, 2014, 2120, 3148, 3935, 4028, 4240, 5035, 6296, 7870, 8056, 10070, 12592, 14953, 15740, 16112, 20140, 29906, 31480, 40280, 41711, 59812, 62960, 74765, 80560, 83422, 119624, 149530, 166844, 208555, 239248, 299060, 333688, 417110, 598120, 667376, 792509, 834220, 1196240, 1585018, 1668440, 3170036, 3336880, 3962545, 6340072, 7925090, 12680144, 15850180, 31700360, 63400720]

約数ペア:

[(1, 63400720), (2, 31700360), (4, 15850180), (5, 12680144), (8, 7925090), (10, 6340072), (16, 3962545), (19, 3336880), (20, 3170036), (38, 1668440), (40, 1585018), (53, 1196240), (76, 834220), (80, 792509), (95, 667376), (106, 598120), (152, 417110), (190, 333688), (212, 299060), (265, 239248), (304, 208555), (380, 166844), (424, 149530), (530, 119624), (760, 83422), (787, 80560), (848, 74765), (1007, 62960), (1060, 59812), (1520, 41711), (1574, 40280), (2014, 31480), (2120, 29906), (3148, 20140), (3935, 16112), (4028, 15740), (4240, 14953), (5035, 12592), (6296, 10070), (7870, 8056)]