78574480

素因数分解:

$2^4\times 5^1\times {\mathrm{229}}^1\times {\mathrm{4289}}^1$

素因数の和:4531

約数の個数: 40

約数和(自身を含む): 183526200

約数和(自身を除く): 104951720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 229, 458, 916, 1145, 1832, 2290, 3664, 4289, 4580, 8578, 9160, 17156, 18320, 21445, 34312, 42890, 68624, 85780, 171560, 343120, 982181, 1964362, 3928724, 4910905, 7857448, 9821810, 15714896, 19643620, 39287240, 78574480]

約数ペア:

[(1, 78574480), (2, 39287240), (4, 19643620), (5, 15714896), (8, 9821810), (10, 7857448), (16, 4910905), (20, 3928724), (40, 1964362), (80, 982181), (229, 343120), (458, 171560), (916, 85780), (1145, 68624), (1832, 42890), (2290, 34312), (3664, 21445), (4289, 18320), (4580, 17156), (8578, 9160)]