203462545

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{881}}^1$

素因数の和:946

約数の個数: 64

約数和(自身を含む): 320060160

約数和(自身を除く): 116597615

約数列:

[1, 5, 11, 13, 17, 19, 55, 65, 85, 95, 143, 187, 209, 221, 247, 323, 715, 881, 935, 1045, 1105, 1235, 1615, 2431, 2717, 3553, 4199, 4405, 9691, 11453, 12155, 13585, 14977, 16739, 17765, 20995, 46189, 48455, 57265, 74885, 83695, 125983, 164747, 184129, 194701, 217607, 230945, 284563, 629915, 823735, 920645, 973505, 1088035, 1422815, 2141711, 2393677, 3130193, 3699319, 10708555, 11968385, 15650965, 18496595, 40692509, 203462545]

約数ペア:

[(1, 203462545), (5, 40692509), (11, 18496595), (13, 15650965), (17, 11968385), (19, 10708555), (55, 3699319), (65, 3130193), (85, 2393677), (95, 2141711), (143, 1422815), (187, 1088035), (209, 973505), (221, 920645), (247, 823735), (323, 629915), (715, 284563), (881, 230945), (935, 217607), (1045, 194701), (1105, 184129), (1235, 164747), (1615, 125983), (2431, 83695), (2717, 74885), (3553, 57265), (4199, 48455), (4405, 46189), (9691, 20995), (11453, 17765), (12155, 16739), (13585, 14977)]