81257304

素因数分解:

$2^3\times 3^1\times {\mathrm{29}}^1\times {\mathrm{313}}^1\times {\mathrm{373}}^1$

素因数の和:724

約数の個数: 64

約数和(自身を含む): 211384800

約数和(自身を除く): 130127496

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 29, 58, 87, 116, 174, 232, 313, 348, 373, 626, 696, 746, 939, 1119, 1252, 1492, 1878, 2238, 2504, 2984, 3756, 4476, 7512, 8952, 9077, 10817, 18154, 21634, 27231, 32451, 36308, 43268, 54462, 64902, 72616, 86536, 108924, 116749, 129804, 217848, 233498, 259608, 350247, 466996, 700494, 933992, 1400988, 2801976, 3385721, 6771442, 10157163, 13542884, 20314326, 27085768, 40628652, 81257304]

約数ペア:

[(1, 81257304), (2, 40628652), (3, 27085768), (4, 20314326), (6, 13542884), (8, 10157163), (12, 6771442), (24, 3385721), (29, 2801976), (58, 1400988), (87, 933992), (116, 700494), (174, 466996), (232, 350247), (313, 259608), (348, 233498), (373, 217848), (626, 129804), (696, 116749), (746, 108924), (939, 86536), (1119, 72616), (1252, 64902), (1492, 54462), (1878, 43268), (2238, 36308), (2504, 32451), (2984, 27231), (3756, 21634), (4476, 18154), (7512, 10817), (8952, 9077)]