313613920

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47807}}^1$

素因数の和:47863

約数の個数: 48

約数和(自身を含む): 758999808

約数和(自身を除く): 445385888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 80, 82, 160, 164, 205, 328, 410, 656, 820, 1312, 1640, 3280, 6560, 47807, 95614, 191228, 239035, 382456, 478070, 764912, 956140, 1529824, 1912280, 1960087, 3824560, 3920174, 7649120, 7840348, 9800435, 15680696, 19600870, 31361392, 39201740, 62722784, 78403480, 156806960, 313613920]

約数ペア:

[(1, 313613920), (2, 156806960), (4, 78403480), (5, 62722784), (8, 39201740), (10, 31361392), (16, 19600870), (20, 15680696), (32, 9800435), (40, 7840348), (41, 7649120), (80, 3920174), (82, 3824560), (160, 1960087), (164, 1912280), (205, 1529824), (328, 956140), (410, 764912), (656, 478070), (820, 382456), (1312, 239035), (1640, 191228), (3280, 95614), (6560, 47807)]