79561840

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{26879}}^1$

素因数の和:26929

約数の個数: 40

約数和(自身を含む): 189987840

約数和(自身を除く): 110426000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 26879, 53758, 107516, 134395, 215032, 268790, 430064, 537580, 994523, 1075160, 1989046, 2150320, 3978092, 4972615, 7956184, 9945230, 15912368, 19890460, 39780920, 79561840]

約数ペア:

[(1, 79561840), (2, 39780920), (4, 19890460), (5, 15912368), (8, 9945230), (10, 7956184), (16, 4972615), (20, 3978092), (37, 2150320), (40, 1989046), (74, 1075160), (80, 994523), (148, 537580), (185, 430064), (296, 268790), (370, 215032), (592, 134395), (740, 107516), (1480, 53758), (2960, 26879)]