807205390

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{66877}}^1$

素因数の和:66972

約数の個数: 32

約数和(自身を含む): 1560129984

約数和(自身を除く): 752924594

約数列:

[1, 2, 5, 10, 17, 34, 71, 85, 142, 170, 355, 710, 1207, 2414, 6035, 12070, 66877, 133754, 334385, 668770, 1136909, 2273818, 4748267, 5684545, 9496534, 11369090, 23741335, 47482670, 80720539, 161441078, 403602695, 807205390]

約数ペア:

[(1, 807205390), (2, 403602695), (5, 161441078), (10, 80720539), (17, 47482670), (34, 23741335), (71, 11369090), (85, 9496534), (142, 5684545), (170, 4748267), (355, 2273818), (710, 1136909), (1207, 668770), (2414, 334385), (6035, 133754), (12070, 66877)]