1642256

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:100

約数の個数: 80

約数和(自身を含む): 4190208

約数和(自身を除く): 2547952

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 31, 43, 44, 56, 62, 77, 86, 88, 112, 124, 154, 172, 176, 217, 248, 301, 308, 341, 344, 434, 473, 496, 602, 616, 682, 688, 868, 946, 1204, 1232, 1333, 1364, 1736, 1892, 2387, 2408, 2666, 2728, 3311, 3472, 3784, 4774, 4816, 5332, 5456, 6622, 7568, 9331, 9548, 10664, 13244, 14663, 18662, 19096, 21328, 26488, 29326, 37324, 38192, 52976, 58652, 74648, 102641, 117304, 149296, 205282, 234608, 410564, 821128, 1642256]

約数ペア:

[(1, 1642256), (2, 821128), (4, 410564), (7, 234608), (8, 205282), (11, 149296), (14, 117304), (16, 102641), (22, 74648), (28, 58652), (31, 52976), (43, 38192), (44, 37324), (56, 29326), (62, 26488), (77, 21328), (86, 19096), (88, 18662), (112, 14663), (124, 13244), (154, 10664), (172, 9548), (176, 9331), (217, 7568), (248, 6622), (301, 5456), (308, 5332), (341, 4816), (344, 4774), (434, 3784), (473, 3472), (496, 3311), (602, 2728), (616, 2666), (682, 2408), (688, 2387), (868, 1892), (946, 1736), (1204, 1364), (1232, 1333)]