68621008

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{4259}}^1$

素因数の和:4339

約数の個数: 40

約数和(自身を含む): 142624800

約数和(自身を除く): 74003792

約数列:

[1, 2, 4, 8, 16, 19, 38, 53, 76, 106, 152, 212, 304, 424, 848, 1007, 2014, 4028, 4259, 8056, 8518, 16112, 17036, 34072, 68144, 80921, 161842, 225727, 323684, 451454, 647368, 902908, 1294736, 1805816, 3611632, 4288813, 8577626, 17155252, 34310504, 68621008]

約数ペア:

[(1, 68621008), (2, 34310504), (4, 17155252), (8, 8577626), (16, 4288813), (19, 3611632), (38, 1805816), (53, 1294736), (76, 902908), (106, 647368), (152, 451454), (212, 323684), (304, 225727), (424, 161842), (848, 80921), (1007, 68144), (2014, 34072), (4028, 17036), (4259, 16112), (8056, 8518)]