518419902832

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{80400109}}^1$

素因数の和:80400161

約数の個数: 40

約数和(自身を含む): 1116596727680

約数和(自身を除く): 598176824848

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 80400109, 160800218, 321600436, 643200872, 1045201417, 1286401744, 2090402834, 2492403379, 4180805668, 4984806758, 8361611336, 9969613516, 16723222672, 19939227032, 32401243927, 39878454064, 64802487854, 129604975708, 259209951416, 518419902832]

約数ペア:

[(1, 518419902832), (2, 259209951416), (4, 129604975708), (8, 64802487854), (13, 39878454064), (16, 32401243927), (26, 19939227032), (31, 16723222672), (52, 9969613516), (62, 8361611336), (104, 4984806758), (124, 4180805668), (208, 2492403379), (248, 2090402834), (403, 1286401744), (496, 1045201417), (806, 643200872), (1612, 321600436), (3224, 160800218), (6448, 80400109)]