27830052575

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{19717}}^1$

素因数の和:19884

約数の個数: 48

約数和(自身を含む): 38406562656

約数和(自身を除く): 10576510081

約数列:

[1, 5, 13, 25, 43, 65, 101, 215, 325, 505, 559, 1075, 1313, 2525, 2795, 4343, 6565, 13975, 19717, 21715, 32825, 56459, 98585, 108575, 256321, 282295, 492925, 847831, 1281605, 1411475, 1991417, 4239155, 6408025, 9957085, 11021803, 21195775, 25888421, 49785425, 55109015, 85630931, 129442105, 275545075, 428154655, 647210525, 1113202103, 2140773275, 5566010515, 27830052575]

約数ペア:

[(1, 27830052575), (5, 5566010515), (13, 2140773275), (25, 1113202103), (43, 647210525), (65, 428154655), (101, 275545075), (215, 129442105), (325, 85630931), (505, 55109015), (559, 49785425), (1075, 25888421), (1313, 21195775), (2525, 11021803), (2795, 9957085), (4343, 6408025), (6565, 4239155), (13975, 1991417), (19717, 1411475), (21715, 1281605), (32825, 847831), (56459, 492925), (98585, 282295), (108575, 256321)]