78665104

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{163}}^1$

素因数の和:348

約数の個数: 80

約数和(自身を含む): 182210560

約数和(自身を除く): 103545456

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 139, 163, 217, 248, 278, 326, 434, 496, 556, 652, 868, 973, 1112, 1141, 1304, 1736, 1946, 2224, 2282, 2608, 3472, 3892, 4309, 4564, 5053, 7784, 8618, 9128, 10106, 15568, 17236, 18256, 20212, 22657, 30163, 34472, 35371, 40424, 45314, 60326, 68944, 70742, 80848, 90628, 120652, 141484, 158599, 181256, 241304, 282968, 317198, 362512, 482608, 565936, 634396, 702367, 1268792, 1404734, 2537584, 2809468, 4916569, 5618936, 9833138, 11237872, 19666276, 39332552, 78665104]

約数ペア:

[(1, 78665104), (2, 39332552), (4, 19666276), (7, 11237872), (8, 9833138), (14, 5618936), (16, 4916569), (28, 2809468), (31, 2537584), (56, 1404734), (62, 1268792), (112, 702367), (124, 634396), (139, 565936), (163, 482608), (217, 362512), (248, 317198), (278, 282968), (326, 241304), (434, 181256), (496, 158599), (556, 141484), (652, 120652), (868, 90628), (973, 80848), (1112, 70742), (1141, 68944), (1304, 60326), (1736, 45314), (1946, 40424), (2224, 35371), (2282, 34472), (2608, 30163), (3472, 22657), (3892, 20212), (4309, 18256), (4564, 17236), (5053, 15568), (7784, 10106), (8618, 9128)]