81950856

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{229}}^1$

素因数の和:319

約数の個数: 128

約数和(自身を含む): 234931200

約数和(自身を除く): 152980344

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 31, 37, 39, 52, 62, 74, 78, 93, 104, 111, 124, 148, 156, 186, 222, 229, 248, 296, 312, 372, 403, 444, 458, 481, 687, 744, 806, 888, 916, 962, 1147, 1209, 1374, 1443, 1612, 1832, 1924, 2294, 2418, 2748, 2886, 2977, 3224, 3441, 3848, 4588, 4836, 5496, 5772, 5954, 6882, 7099, 8473, 8931, 9176, 9672, 11544, 11908, 13764, 14198, 14911, 16946, 17862, 21297, 23816, 25419, 27528, 28396, 29822, 33892, 35724, 42594, 44733, 50838, 56792, 59644, 67784, 71448, 85188, 89466, 92287, 101676, 110149, 119288, 170376, 178932, 184574, 203352, 220298, 262663, 276861, 330447, 357864, 369148, 440596, 525326, 553722, 660894, 738296, 787989, 881192, 1050652, 1107444, 1321788, 1575978, 2101304, 2214888, 2643576, 3151956, 3414619, 6303912, 6829238, 10243857, 13658476, 20487714, 27316952, 40975428, 81950856]

約数ペア:

[(1, 81950856), (2, 40975428), (3, 27316952), (4, 20487714), (6, 13658476), (8, 10243857), (12, 6829238), (13, 6303912), (24, 3414619), (26, 3151956), (31, 2643576), (37, 2214888), (39, 2101304), (52, 1575978), (62, 1321788), (74, 1107444), (78, 1050652), (93, 881192), (104, 787989), (111, 738296), (124, 660894), (148, 553722), (156, 525326), (186, 440596), (222, 369148), (229, 357864), (248, 330447), (296, 276861), (312, 262663), (372, 220298), (403, 203352), (444, 184574), (458, 178932), (481, 170376), (687, 119288), (744, 110149), (806, 101676), (888, 92287), (916, 89466), (962, 85188), (1147, 71448), (1209, 67784), (1374, 59644), (1443, 56792), (1612, 50838), (1832, 44733), (1924, 42594), (2294, 35724), (2418, 33892), (2748, 29822), (2886, 28396), (2977, 27528), (3224, 25419), (3441, 23816), (3848, 21297), (4588, 17862), (4836, 16946), (5496, 14911), (5772, 14198), (5954, 13764), (6882, 11908), (7099, 11544), (8473, 9672), (8931, 9176)]