85807876

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:126

約数の個数: 144

約数和(自身を含む): 209735680

約数和(自身を除く): 123927804

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 31, 38, 43, 44, 62, 76, 77, 86, 121, 124, 133, 154, 172, 209, 217, 242, 266, 301, 308, 341, 418, 434, 473, 484, 532, 589, 602, 682, 817, 836, 847, 868, 946, 1178, 1204, 1333, 1364, 1463, 1634, 1694, 1892, 2299, 2356, 2387, 2666, 2926, 3268, 3311, 3388, 3751, 4123, 4598, 4774, 5203, 5332, 5719, 5852, 6479, 6622, 7502, 8246, 8987, 9196, 9331, 9548, 10406, 11438, 12958, 13244, 14663, 15004, 16093, 16492, 17974, 18662, 20812, 22876, 25327, 25916, 26257, 29326, 32186, 35948, 36421, 37324, 45353, 50654, 52514, 58652, 62909, 64372, 71269, 72842, 90706, 98857, 101308, 102641, 105028, 125818, 142538, 145684, 161293, 177289, 181412, 197714, 205282, 251636, 278597, 285076, 322586, 354578, 395428, 410564, 498883, 557194, 645172, 691999, 709156, 997766, 1114388, 1129051, 1383998, 1950179, 1995532, 2258102, 2767996, 3064567, 3900358, 4516204, 6129134, 7800716, 12258268, 21451969, 42903938, 85807876]

約数ペア:

[(1, 85807876), (2, 42903938), (4, 21451969), (7, 12258268), (11, 7800716), (14, 6129134), (19, 4516204), (22, 3900358), (28, 3064567), (31, 2767996), (38, 2258102), (43, 1995532), (44, 1950179), (62, 1383998), (76, 1129051), (77, 1114388), (86, 997766), (121, 709156), (124, 691999), (133, 645172), (154, 557194), (172, 498883), (209, 410564), (217, 395428), (242, 354578), (266, 322586), (301, 285076), (308, 278597), (341, 251636), (418, 205282), (434, 197714), (473, 181412), (484, 177289), (532, 161293), (589, 145684), (602, 142538), (682, 125818), (817, 105028), (836, 102641), (847, 101308), (868, 98857), (946, 90706), (1178, 72842), (1204, 71269), (1333, 64372), (1364, 62909), (1463, 58652), (1634, 52514), (1694, 50654), (1892, 45353), (2299, 37324), (2356, 36421), (2387, 35948), (2666, 32186), (2926, 29326), (3268, 26257), (3311, 25916), (3388, 25327), (3751, 22876), (4123, 20812), (4598, 18662), (4774, 17974), (5203, 16492), (5332, 16093), (5719, 15004), (5852, 14663), (6479, 13244), (6622, 12958), (7502, 11438), (8246, 10406), (8987, 9548), (9196, 9331)]