80386768

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{919}}^1$

素因数の和:1016

約数の個数: 80

約数和(自身を含む): 197130240

約数和(自身を除く): 116743472

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 71, 77, 88, 112, 142, 154, 176, 284, 308, 497, 568, 616, 781, 919, 994, 1136, 1232, 1562, 1838, 1988, 3124, 3676, 3976, 5467, 6248, 6433, 7352, 7952, 10109, 10934, 12496, 12866, 14704, 20218, 21868, 25732, 40436, 43736, 51464, 65249, 70763, 80872, 87472, 102928, 130498, 141526, 161744, 260996, 283052, 456743, 521992, 566104, 717739, 913486, 1043984, 1132208, 1435478, 1826972, 2870956, 3653944, 5024173, 5741912, 7307888, 10048346, 11483824, 20096692, 40193384, 80386768]

約数ペア:

[(1, 80386768), (2, 40193384), (4, 20096692), (7, 11483824), (8, 10048346), (11, 7307888), (14, 5741912), (16, 5024173), (22, 3653944), (28, 2870956), (44, 1826972), (56, 1435478), (71, 1132208), (77, 1043984), (88, 913486), (112, 717739), (142, 566104), (154, 521992), (176, 456743), (284, 283052), (308, 260996), (497, 161744), (568, 141526), (616, 130498), (781, 102928), (919, 87472), (994, 80872), (1136, 70763), (1232, 65249), (1562, 51464), (1838, 43736), (1988, 40436), (3124, 25732), (3676, 21868), (3976, 20218), (5467, 14704), (6248, 12866), (6433, 12496), (7352, 10934), (7952, 10109)]