78268784

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{1109}}^1$

素因数の和:1529

約数の個数: 40

約数和(自身を含む): 165993840

約数和(自身を除く): 87725056

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 401, 802, 1109, 1604, 2218, 3208, 4411, 4436, 6416, 8822, 8872, 12199, 17644, 17744, 24398, 35288, 48796, 70576, 97592, 195184, 444709, 889418, 1778836, 3557672, 4891799, 7115344, 9783598, 19567196, 39134392, 78268784]

約数ペア:

[(1, 78268784), (2, 39134392), (4, 19567196), (8, 9783598), (11, 7115344), (16, 4891799), (22, 3557672), (44, 1778836), (88, 889418), (176, 444709), (401, 195184), (802, 97592), (1109, 70576), (1604, 48796), (2218, 35288), (3208, 24398), (4411, 17744), (4436, 17644), (6416, 12199), (8822, 8872)]