816694256

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{3313}}^1$

素因数の和:3430

約数の個数: 80

約数和(自身を含む): 1893593088

約数和(自身を除く): 1076898832

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 71, 112, 124, 142, 217, 248, 284, 434, 496, 497, 568, 868, 994, 1136, 1736, 1988, 2201, 3313, 3472, 3976, 4402, 6626, 7952, 8804, 13252, 15407, 17608, 23191, 26504, 30814, 35216, 46382, 53008, 61628, 92764, 102703, 123256, 185528, 205406, 235223, 246512, 371056, 410812, 470446, 718921, 821624, 940892, 1437842, 1643248, 1646561, 1881784, 2875684, 3293122, 3763568, 5751368, 6586244, 7291913, 11502736, 13172488, 14583826, 26344976, 29167652, 51043391, 58335304, 102086782, 116670608, 204173564, 408347128, 816694256]

約数ペア:

[(1, 816694256), (2, 408347128), (4, 204173564), (7, 116670608), (8, 102086782), (14, 58335304), (16, 51043391), (28, 29167652), (31, 26344976), (56, 14583826), (62, 13172488), (71, 11502736), (112, 7291913), (124, 6586244), (142, 5751368), (217, 3763568), (248, 3293122), (284, 2875684), (434, 1881784), (496, 1646561), (497, 1643248), (568, 1437842), (868, 940892), (994, 821624), (1136, 718921), (1736, 470446), (1988, 410812), (2201, 371056), (3313, 246512), (3472, 235223), (3976, 205406), (4402, 185528), (6626, 123256), (7952, 102703), (8804, 92764), (13252, 61628), (15407, 53008), (17608, 46382), (23191, 35216), (26504, 30814)]