20050576975

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{295187}}^1$

素因数の和:295240

約数の個数: 48

約数和(自身を含む): 30746782080

約数和(自身を除く): 10696205105

約数列:

[1, 5, 11, 13, 19, 25, 55, 65, 95, 143, 209, 247, 275, 325, 475, 715, 1045, 1235, 2717, 3575, 5225, 6175, 13585, 67925, 295187, 1475935, 3247057, 3837431, 5608553, 7379675, 16235285, 19187155, 28042765, 42211741, 61694083, 72911189, 81176425, 95935775, 140213825, 211058705, 308470415, 364555945, 802023079, 1055293525, 1542352075, 1822779725, 4010115395, 20050576975]

約数ペア:

[(1, 20050576975), (5, 4010115395), (11, 1822779725), (13, 1542352075), (19, 1055293525), (25, 802023079), (55, 364555945), (65, 308470415), (95, 211058705), (143, 140213825), (209, 95935775), (247, 81176425), (275, 72911189), (325, 61694083), (475, 42211741), (715, 28042765), (1045, 19187155), (1235, 16235285), (2717, 7379675), (3575, 5608553), (5225, 3837431), (6175, 3247057), (13585, 1475935), (67925, 295187)]