289441730

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{827}}^1\times {\mathrm{1129}}^1$

素因数の和:1994

約数の個数: 32

約数和(自身を含む): 538928640

約数和(自身を除く): 249486910

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 827, 1129, 1654, 2258, 4135, 5645, 8270, 11290, 25637, 34999, 51274, 69998, 128185, 174995, 256370, 349990, 933683, 1867366, 4668415, 9336830, 28944173, 57888346, 144720865, 289441730]

約数ペア:

[(1, 289441730), (2, 144720865), (5, 57888346), (10, 28944173), (31, 9336830), (62, 4668415), (155, 1867366), (310, 933683), (827, 349990), (1129, 256370), (1654, 174995), (2258, 128185), (4135, 69998), (5645, 51274), (8270, 34999), (11290, 25637)]