57129560

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{21317}}^1$

素因数の和:21395

約数の個数: 32

約数和(自身を含む): 130466160

約数和(自身を除く): 73336600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 21317, 42634, 85268, 106585, 170536, 213170, 426340, 852680, 1428239, 2856478, 5712956, 7141195, 11425912, 14282390, 28564780, 57129560]

約数ペア:

[(1, 57129560), (2, 28564780), (4, 14282390), (5, 11425912), (8, 7141195), (10, 5712956), (20, 2856478), (40, 1428239), (67, 852680), (134, 426340), (268, 213170), (335, 170536), (536, 106585), (670, 85268), (1340, 42634), (2680, 21317)]