78245856

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{20899}}^1$

素因数の和:20928

約数の個数: 72

約数和(自身を含む): 239639400

約数和(自身を除く): 161393544

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 78, 96, 104, 117, 144, 156, 208, 234, 288, 312, 416, 468, 624, 936, 1248, 1872, 3744, 20899, 41798, 62697, 83596, 125394, 167192, 188091, 250788, 271687, 334384, 376182, 501576, 543374, 668768, 752364, 815061, 1003152, 1086748, 1504728, 1630122, 2006304, 2173496, 2445183, 3009456, 3260244, 4346992, 4890366, 6018912, 6520488, 8693984, 9780732, 13040976, 19561464, 26081952, 39122928, 78245856]

約数ペア:

[(1, 78245856), (2, 39122928), (3, 26081952), (4, 19561464), (6, 13040976), (8, 9780732), (9, 8693984), (12, 6520488), (13, 6018912), (16, 4890366), (18, 4346992), (24, 3260244), (26, 3009456), (32, 2445183), (36, 2173496), (39, 2006304), (48, 1630122), (52, 1504728), (72, 1086748), (78, 1003152), (96, 815061), (104, 752364), (117, 668768), (144, 543374), (156, 501576), (208, 376182), (234, 334384), (288, 271687), (312, 250788), (416, 188091), (468, 167192), (624, 125394), (936, 83596), (1248, 62697), (1872, 41798), (3744, 20899)]