80777407120

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53143031}}^1$

素因数の和:53143063

約数の個数: 40

約数和(自身を含む): 197692079040

約数和(自身を除く): 116914671920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 53143031, 106286062, 212572124, 265715155, 425144248, 531430310, 850288496, 1009717589, 1062860620, 2019435178, 2125721240, 4038870356, 4251442480, 5048587945, 8077740712, 10097175890, 16155481424, 20194351780, 40388703560, 80777407120]

約数ペア:

[(1, 80777407120), (2, 40388703560), (4, 20194351780), (5, 16155481424), (8, 10097175890), (10, 8077740712), (16, 5048587945), (19, 4251442480), (20, 4038870356), (38, 2125721240), (40, 2019435178), (76, 1062860620), (80, 1009717589), (95, 850288496), (152, 531430310), (190, 425144248), (304, 265715155), (380, 212572124), (760, 106286062), (1520, 53143031)]