81643492

素因数分解:

$2^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{677}}^1$

素因数の和:820

約数の個数: 48

約数和(自身を含む): 168577920

約数和(自身を除く): 86934428

約数列:

[1, 2, 4, 7, 14, 28, 59, 73, 118, 146, 236, 292, 413, 511, 677, 826, 1022, 1354, 1652, 2044, 2708, 4307, 4739, 8614, 9478, 17228, 18956, 30149, 39943, 49421, 60298, 79886, 98842, 120596, 159772, 197684, 279601, 345947, 559202, 691894, 1118404, 1383788, 2915839, 5831678, 11663356, 20410873, 40821746, 81643492]

約数ペア:

[(1, 81643492), (2, 40821746), (4, 20410873), (7, 11663356), (14, 5831678), (28, 2915839), (59, 1383788), (73, 1118404), (118, 691894), (146, 559202), (236, 345947), (292, 279601), (413, 197684), (511, 159772), (677, 120596), (826, 98842), (1022, 79886), (1354, 60298), (1652, 49421), (2044, 39943), (2708, 30149), (4307, 18956), (4739, 17228), (8614, 9478)]