626216864

素因数分解:

$2^5\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{991}}^1$

素因数の和:1059

約数の個数: 144

約数和(自身を含む): 1595897856

約数和(自身を除く): 969680992

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 32, 49, 52, 56, 62, 91, 98, 104, 112, 124, 182, 196, 208, 217, 224, 248, 364, 392, 403, 416, 434, 496, 637, 728, 784, 806, 868, 991, 992, 1274, 1456, 1519, 1568, 1612, 1736, 1982, 2548, 2821, 2912, 3038, 3224, 3472, 3964, 5096, 5642, 6076, 6448, 6937, 6944, 7928, 10192, 11284, 12152, 12883, 12896, 13874, 15856, 19747, 20384, 22568, 24304, 25766, 27748, 30721, 31712, 39494, 45136, 48559, 48608, 51532, 55496, 61442, 78988, 90181, 90272, 97118, 103064, 110992, 122884, 157976, 180362, 194236, 206128, 215047, 221984, 245768, 315952, 360724, 388472, 399373, 412256, 430094, 491536, 631267, 631904, 721448, 776944, 798746, 860188, 983072, 1262534, 1442896, 1505329, 1553888, 1597492, 1720376, 2525068, 2795611, 2885792, 3010658, 3194984, 3440752, 5050136, 5591222, 6021316, 6389968, 6881504, 10100272, 11182444, 12042632, 12779936, 19569277, 20200544, 22364888, 24085264, 39138554, 44729776, 48170528, 78277108, 89459552, 156554216, 313108432, 626216864]

約数ペア:

[(1, 626216864), (2, 313108432), (4, 156554216), (7, 89459552), (8, 78277108), (13, 48170528), (14, 44729776), (16, 39138554), (26, 24085264), (28, 22364888), (31, 20200544), (32, 19569277), (49, 12779936), (52, 12042632), (56, 11182444), (62, 10100272), (91, 6881504), (98, 6389968), (104, 6021316), (112, 5591222), (124, 5050136), (182, 3440752), (196, 3194984), (208, 3010658), (217, 2885792), (224, 2795611), (248, 2525068), (364, 1720376), (392, 1597492), (403, 1553888), (416, 1505329), (434, 1442896), (496, 1262534), (637, 983072), (728, 860188), (784, 798746), (806, 776944), (868, 721448), (991, 631904), (992, 631267), (1274, 491536), (1456, 430094), (1519, 412256), (1568, 399373), (1612, 388472), (1736, 360724), (1982, 315952), (2548, 245768), (2821, 221984), (2912, 215047), (3038, 206128), (3224, 194236), (3472, 180362), (3964, 157976), (5096, 122884), (5642, 110992), (6076, 103064), (6448, 97118), (6937, 90272), (6944, 90181), (7928, 78988), (10192, 61442), (11284, 55496), (12152, 51532), (12883, 48608), (12896, 48559), (13874, 45136), (15856, 39494), (19747, 31712), (20384, 30721), (22568, 27748), (24304, 25766)]