80881328

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^3\times {\mathrm{67}}^1$

素因数の和:143

約数の個数: 80

約数和(自身を含む): 183143040

約数和(自身を除く): 102261712

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 67, 76, 88, 134, 152, 176, 209, 268, 304, 361, 418, 536, 722, 737, 836, 1072, 1273, 1444, 1474, 1672, 2546, 2888, 2948, 3344, 3971, 5092, 5776, 5896, 6859, 7942, 10184, 11792, 13718, 14003, 15884, 20368, 24187, 27436, 28006, 31768, 48374, 54872, 56012, 63536, 75449, 96748, 109744, 112024, 150898, 193496, 224048, 266057, 301796, 386992, 459553, 532114, 603592, 919106, 1064228, 1207184, 1838212, 2128456, 3676424, 4256912, 5055083, 7352848, 10110166, 20220332, 40440664, 80881328]

約数ペア:

[(1, 80881328), (2, 40440664), (4, 20220332), (8, 10110166), (11, 7352848), (16, 5055083), (19, 4256912), (22, 3676424), (38, 2128456), (44, 1838212), (67, 1207184), (76, 1064228), (88, 919106), (134, 603592), (152, 532114), (176, 459553), (209, 386992), (268, 301796), (304, 266057), (361, 224048), (418, 193496), (536, 150898), (722, 112024), (737, 109744), (836, 96748), (1072, 75449), (1273, 63536), (1444, 56012), (1474, 54872), (1672, 48374), (2546, 31768), (2888, 28006), (2948, 27436), (3344, 24187), (3971, 20368), (5092, 15884), (5776, 14003), (5896, 13718), (6859, 11792), (7942, 10184)]