2520825

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1$

素因数の和:122

約数の個数: 48

約数和(自身を含む): 4612800

約数和(自身を除く): 2091975

約数列:

[1, 3, 5, 15, 19, 25, 29, 57, 61, 75, 87, 95, 145, 183, 285, 305, 435, 475, 551, 725, 915, 1159, 1425, 1525, 1653, 1769, 2175, 2755, 3477, 4575, 5307, 5795, 8265, 8845, 13775, 17385, 26535, 28975, 33611, 41325, 44225, 86925, 100833, 132675, 168055, 504165, 840275, 2520825]

約数ペア:

[(1, 2520825), (3, 840275), (5, 504165), (15, 168055), (19, 132675), (25, 100833), (29, 86925), (57, 44225), (61, 41325), (75, 33611), (87, 28975), (95, 26535), (145, 17385), (183, 13775), (285, 8845), (305, 8265), (435, 5795), (475, 5307), (551, 4575), (725, 3477), (915, 2755), (1159, 2175), (1425, 1769), (1525, 1653)]