79234280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{1069}}^1$

素因数の和:1206

約数の個数: 64

約数和(自身を含む): 190674000

約数和(自身を除く): 111439720

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 109, 136, 170, 218, 340, 436, 545, 680, 872, 1069, 1090, 1853, 2138, 2180, 3706, 4276, 4360, 5345, 7412, 8552, 9265, 10690, 14824, 18173, 18530, 21380, 36346, 37060, 42760, 72692, 74120, 90865, 116521, 145384, 181730, 233042, 363460, 466084, 582605, 726920, 932168, 1165210, 1980857, 2330420, 3961714, 4660840, 7923428, 9904285, 15846856, 19808570, 39617140, 79234280]

約数ペア:

[(1, 79234280), (2, 39617140), (4, 19808570), (5, 15846856), (8, 9904285), (10, 7923428), (17, 4660840), (20, 3961714), (34, 2330420), (40, 1980857), (68, 1165210), (85, 932168), (109, 726920), (136, 582605), (170, 466084), (218, 363460), (340, 233042), (436, 181730), (545, 145384), (680, 116521), (872, 90865), (1069, 74120), (1090, 72692), (1853, 42760), (2138, 37060), (2180, 36346), (3706, 21380), (4276, 18530), (4360, 18173), (5345, 14824), (7412, 10690), (8552, 9265)]