81965430

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47933}}^1$

素因数の和:47965

約数の個数: 48

約数和(自身を含む): 224331120

約数和(自身を除く): 142365690

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 285, 342, 570, 855, 1710, 47933, 95866, 143799, 239665, 287598, 431397, 479330, 718995, 862794, 910727, 1437990, 1821454, 2156985, 2732181, 4313970, 4553635, 5464362, 8196543, 9107270, 13660905, 16393086, 27321810, 40982715, 81965430]

約数ペア:

[(1, 81965430), (2, 40982715), (3, 27321810), (5, 16393086), (6, 13660905), (9, 9107270), (10, 8196543), (15, 5464362), (18, 4553635), (19, 4313970), (30, 2732181), (38, 2156985), (45, 1821454), (57, 1437990), (90, 910727), (95, 862794), (114, 718995), (171, 479330), (190, 431397), (285, 287598), (342, 239665), (570, 143799), (855, 95866), (1710, 47933)]