88994780

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{12973}}^1$

素因数の和:13003

約数の個数: 48

約数和(自身を含む): 217963200

約数和(自身を除く): 128968420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 3430, 6860, 12973, 25946, 51892, 64865, 90811, 129730, 181622, 259460, 363244, 454055, 635677, 908110, 1271354, 1816220, 2542708, 3178385, 4449739, 6356770, 8899478, 12713540, 17798956, 22248695, 44497390, 88994780]

約数ペア:

[(1, 88994780), (2, 44497390), (4, 22248695), (5, 17798956), (7, 12713540), (10, 8899478), (14, 6356770), (20, 4449739), (28, 3178385), (35, 2542708), (49, 1816220), (70, 1271354), (98, 908110), (140, 635677), (196, 454055), (245, 363244), (343, 259460), (490, 181622), (686, 129730), (980, 90811), (1372, 64865), (1715, 51892), (3430, 25946), (6860, 12973)]