1528977580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{479}}^1\times {\mathrm{12277}}^1$

素因数の和:12778

約数の個数: 48

約数和(自身を含む): 3465342720

約数和(自身を除く): 1936365140

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 479, 958, 1916, 2395, 4790, 6227, 9580, 12277, 12454, 24554, 24908, 31135, 49108, 61385, 62270, 122770, 124540, 159601, 245540, 319202, 638404, 798005, 1596010, 3192020, 5880683, 11761366, 23522732, 29403415, 58806830, 76448879, 117613660, 152897758, 305795516, 382244395, 764488790, 1528977580]

約数ペア:

[(1, 1528977580), (2, 764488790), (4, 382244395), (5, 305795516), (10, 152897758), (13, 117613660), (20, 76448879), (26, 58806830), (52, 29403415), (65, 23522732), (130, 11761366), (260, 5880683), (479, 3192020), (958, 1596010), (1916, 798005), (2395, 638404), (4790, 319202), (6227, 245540), (9580, 159601), (12277, 124540), (12454, 122770), (24554, 62270), (24908, 61385), (31135, 49108)]