217431650

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{4397}}^1$

素因数の和:4475

約数の個数: 48

約数和(自身を含む): 431918784

約数和(自身を除く): 214487134

約数列:

[1, 2, 5, 10, 23, 25, 43, 46, 50, 86, 115, 215, 230, 430, 575, 989, 1075, 1150, 1978, 2150, 4397, 4945, 8794, 9890, 21985, 24725, 43970, 49450, 101131, 109925, 189071, 202262, 219850, 378142, 505655, 945355, 1011310, 1890710, 2528275, 4348633, 4726775, 5056550, 8697266, 9453550, 21743165, 43486330, 108715825, 217431650]

約数ペア:

[(1, 217431650), (2, 108715825), (5, 43486330), (10, 21743165), (23, 9453550), (25, 8697266), (43, 5056550), (46, 4726775), (50, 4348633), (86, 2528275), (115, 1890710), (215, 1011310), (230, 945355), (430, 505655), (575, 378142), (989, 219850), (1075, 202262), (1150, 189071), (1978, 109925), (2150, 101131), (4397, 49450), (4945, 43970), (8794, 24725), (9890, 21985)]