78706768

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{22669}}^1$

素因数の和:22715

約数の個数: 40

約数和(自身を含む): 179909120

約数和(自身を除く): 101202352

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 868, 1736, 3472, 22669, 45338, 90676, 158683, 181352, 317366, 362704, 634732, 702739, 1269464, 1405478, 2538928, 2810956, 4919173, 5621912, 9838346, 11243824, 19676692, 39353384, 78706768]

約数ペア:

[(1, 78706768), (2, 39353384), (4, 19676692), (7, 11243824), (8, 9838346), (14, 5621912), (16, 4919173), (28, 2810956), (31, 2538928), (56, 1405478), (62, 1269464), (112, 702739), (124, 634732), (217, 362704), (248, 317366), (434, 181352), (496, 158683), (868, 90676), (1736, 45338), (3472, 22669)]