78027280

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{57373}}^1$

素因数の和:57403

約数の個数: 40

約数和(自身を含む): 192088152

約数和(自身を除く): 114060872

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 57373, 114746, 229492, 286865, 458984, 573730, 917968, 975341, 1147460, 1950682, 2294920, 3901364, 4589840, 4876705, 7802728, 9753410, 15605456, 19506820, 39013640, 78027280]

約数ペア:

[(1, 78027280), (2, 39013640), (4, 19506820), (5, 15605456), (8, 9753410), (10, 7802728), (16, 4876705), (17, 4589840), (20, 3901364), (34, 2294920), (40, 1950682), (68, 1147460), (80, 975341), (85, 917968), (136, 573730), (170, 458984), (272, 286865), (340, 229492), (680, 114746), (1360, 57373)]