85367710

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{109}}^1\times {\mathrm{271}}^1$

素因数の和:421

約数の個数: 48

約数和(自身を含む): 165337920

約数和(自身を除く): 79970210

約数列:

[1, 2, 5, 10, 17, 34, 85, 109, 170, 218, 271, 289, 542, 545, 578, 1090, 1355, 1445, 1853, 2710, 2890, 3706, 4607, 9214, 9265, 18530, 23035, 29539, 31501, 46070, 59078, 63002, 78319, 147695, 156638, 157505, 295390, 315010, 391595, 502163, 783190, 1004326, 2510815, 5021630, 8536771, 17073542, 42683855, 85367710]

約数ペア:

[(1, 85367710), (2, 42683855), (5, 17073542), (10, 8536771), (17, 5021630), (34, 2510815), (85, 1004326), (109, 783190), (170, 502163), (218, 391595), (271, 315010), (289, 295390), (542, 157505), (545, 156638), (578, 147695), (1090, 78319), (1355, 63002), (1445, 59078), (1853, 46070), (2710, 31501), (2890, 29539), (3706, 23035), (4607, 18530), (9214, 9265)]