78925784

素因数分解:

$2^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{191}}^1$

素因数の和:408

約数の個数: 64

約数和(自身を含む): 174735360

約数和(自身を除く): 95809576

約数列:

[1, 2, 4, 7, 8, 14, 28, 47, 56, 94, 157, 188, 191, 314, 329, 376, 382, 628, 658, 764, 1099, 1256, 1316, 1337, 1528, 2198, 2632, 2674, 4396, 5348, 7379, 8792, 8977, 10696, 14758, 17954, 29516, 29987, 35908, 51653, 59032, 59974, 62839, 71816, 103306, 119948, 125678, 206612, 209909, 239896, 251356, 413224, 419818, 502712, 839636, 1409389, 1679272, 2818778, 5637556, 9865723, 11275112, 19731446, 39462892, 78925784]

約数ペア:

[(1, 78925784), (2, 39462892), (4, 19731446), (7, 11275112), (8, 9865723), (14, 5637556), (28, 2818778), (47, 1679272), (56, 1409389), (94, 839636), (157, 502712), (188, 419818), (191, 413224), (314, 251356), (329, 239896), (376, 209909), (382, 206612), (628, 125678), (658, 119948), (764, 103306), (1099, 71816), (1256, 62839), (1316, 59974), (1337, 59032), (1528, 51653), (2198, 35908), (2632, 29987), (2674, 29516), (4396, 17954), (5348, 14758), (7379, 10696), (8792, 8977)]