1285222270

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{1613}}^1$

素因数の和:1789

約数の個数: 64

約数和(自身を含む): 2531010240

約数和(自身を除く): 1245787970

約数列:

[1, 2, 5, 10, 17, 34, 43, 85, 86, 109, 170, 215, 218, 430, 545, 731, 1090, 1462, 1613, 1853, 3226, 3655, 3706, 4687, 7310, 8065, 9265, 9374, 16130, 18530, 23435, 27421, 46870, 54842, 69359, 79679, 137105, 138718, 159358, 175817, 274210, 346795, 351634, 398395, 693590, 796790, 879085, 1179103, 1758170, 2358206, 2988889, 5895515, 5977778, 7560131, 11791030, 14944445, 15120262, 29888890, 37800655, 75601310, 128522227, 257044454, 642611135, 1285222270]

約数ペア:

[(1, 1285222270), (2, 642611135), (5, 257044454), (10, 128522227), (17, 75601310), (34, 37800655), (43, 29888890), (85, 15120262), (86, 14944445), (109, 11791030), (170, 7560131), (215, 5977778), (218, 5895515), (430, 2988889), (545, 2358206), (731, 1758170), (1090, 1179103), (1462, 879085), (1613, 796790), (1853, 693590), (3226, 398395), (3655, 351634), (3706, 346795), (4687, 274210), (7310, 175817), (8065, 159358), (9265, 138718), (9374, 137105), (16130, 79679), (18530, 69359), (23435, 54842), (27421, 46870)]