127861552

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{641}}^1$

素因数の和:806

約数の個数: 80

約数和(自身を含む): 307605312

約数和(自身を除く): 179743760

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 137, 182, 208, 274, 364, 548, 641, 728, 959, 1096, 1282, 1456, 1781, 1918, 2192, 2564, 3562, 3836, 4487, 5128, 7124, 7672, 8333, 8974, 10256, 12467, 14248, 15344, 16666, 17948, 24934, 28496, 33332, 35896, 49868, 58331, 66664, 71792, 87817, 99736, 116662, 133328, 175634, 199472, 233324, 351268, 466648, 614719, 702536, 933296, 1141621, 1229438, 1405072, 2283242, 2458876, 4566484, 4917752, 7991347, 9132968, 9835504, 15982694, 18265936, 31965388, 63930776, 127861552]

約数ペア:

[(1, 127861552), (2, 63930776), (4, 31965388), (7, 18265936), (8, 15982694), (13, 9835504), (14, 9132968), (16, 7991347), (26, 4917752), (28, 4566484), (52, 2458876), (56, 2283242), (91, 1405072), (104, 1229438), (112, 1141621), (137, 933296), (182, 702536), (208, 614719), (274, 466648), (364, 351268), (548, 233324), (641, 199472), (728, 175634), (959, 133328), (1096, 116662), (1282, 99736), (1456, 87817), (1781, 71792), (1918, 66664), (2192, 58331), (2564, 49868), (3562, 35896), (3836, 33332), (4487, 28496), (5128, 24934), (7124, 17948), (7672, 16666), (8333, 15344), (8974, 14248), (10256, 12467)]