72972844

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1879}}^1$

素因数の和:1982

約数の個数: 48

約数和(自身を含む): 155814400

約数和(自身を除く): 82841556

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 73, 76, 133, 146, 266, 292, 511, 532, 1022, 1387, 1879, 2044, 2774, 3758, 5548, 7516, 9709, 13153, 19418, 26306, 35701, 38836, 52612, 71402, 137167, 142804, 249907, 274334, 499814, 548668, 960169, 999628, 1920338, 2606173, 3840676, 5212346, 10424692, 18243211, 36486422, 72972844]

約数ペア:

[(1, 72972844), (2, 36486422), (4, 18243211), (7, 10424692), (14, 5212346), (19, 3840676), (28, 2606173), (38, 1920338), (73, 999628), (76, 960169), (133, 548668), (146, 499814), (266, 274334), (292, 249907), (511, 142804), (532, 137167), (1022, 71402), (1387, 52612), (1879, 38836), (2044, 35701), (2774, 26306), (3758, 19418), (5548, 13153), (7516, 9709)]