77958940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{1373}}^1$

素因数の和:1566

約数の個数: 48

約数和(自身を含む): 174508992

約数和(自身を除く): 96550052

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 167, 170, 334, 340, 668, 835, 1373, 1670, 2746, 2839, 3340, 5492, 5678, 6865, 11356, 13730, 14195, 23341, 27460, 28390, 46682, 56780, 93364, 116705, 229291, 233410, 458582, 466820, 917164, 1146455, 2292910, 3897947, 4585820, 7795894, 15591788, 19489735, 38979470, 77958940]

約数ペア:

[(1, 77958940), (2, 38979470), (4, 19489735), (5, 15591788), (10, 7795894), (17, 4585820), (20, 3897947), (34, 2292910), (68, 1146455), (85, 917164), (167, 466820), (170, 458582), (334, 233410), (340, 229291), (668, 116705), (835, 93364), (1373, 56780), (1670, 46682), (2746, 28390), (2839, 27460), (3340, 23341), (5492, 14195), (5678, 13730), (6865, 11356)]