68918356

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1\times {\mathrm{173}}^1$

素因数の和:400

約数の個数: 48

約数和(自身を含む): 134233344

約数和(自身を除く): 65314988

約数列:

[1, 2, 4, 13, 26, 47, 52, 94, 163, 173, 188, 326, 346, 611, 652, 692, 1222, 2119, 2249, 2444, 4238, 4498, 7661, 8131, 8476, 8996, 15322, 16262, 28199, 30644, 32524, 56398, 99593, 105703, 112796, 199186, 211406, 366587, 398372, 422812, 733174, 1325353, 1466348, 2650706, 5301412, 17229589, 34459178, 68918356]

約数ペア:

[(1, 68918356), (2, 34459178), (4, 17229589), (13, 5301412), (26, 2650706), (47, 1466348), (52, 1325353), (94, 733174), (163, 422812), (173, 398372), (188, 366587), (326, 211406), (346, 199186), (611, 112796), (652, 105703), (692, 99593), (1222, 56398), (2119, 32524), (2249, 30644), (2444, 28199), (4238, 16262), (4498, 15322), (7661, 8996), (8131, 8476)]