86255140

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{229}}^1\times {\mathrm{509}}^1$

素因数の和:784

約数の個数: 48

約数和(自身を含む): 187210800

約数和(自身を除く): 100955660

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 229, 370, 458, 509, 740, 916, 1018, 1145, 2036, 2290, 2545, 4580, 5090, 8473, 10180, 16946, 18833, 33892, 37666, 42365, 75332, 84730, 94165, 116561, 169460, 188330, 233122, 376660, 466244, 582805, 1165610, 2331220, 4312757, 8625514, 17251028, 21563785, 43127570, 86255140]

約数ペア:

[(1, 86255140), (2, 43127570), (4, 21563785), (5, 17251028), (10, 8625514), (20, 4312757), (37, 2331220), (74, 1165610), (148, 582805), (185, 466244), (229, 376660), (370, 233122), (458, 188330), (509, 169460), (740, 116561), (916, 94165), (1018, 84730), (1145, 75332), (2036, 42365), (2290, 37666), (2545, 33892), (4580, 18833), (5090, 16946), (8473, 10180)]