89340280

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{269}}^1$

素因数の和:341

約数の個数: 96

約数和(自身を含む): 222199200

約数和(自身を除く): 132858920

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 23, 38, 40, 46, 76, 92, 95, 115, 152, 184, 190, 230, 269, 361, 380, 437, 460, 538, 722, 760, 874, 920, 1076, 1345, 1444, 1748, 1805, 2152, 2185, 2690, 2888, 3496, 3610, 4370, 5111, 5380, 6187, 7220, 8303, 8740, 10222, 10760, 12374, 14440, 16606, 17480, 20444, 24748, 25555, 30935, 33212, 40888, 41515, 49496, 51110, 61870, 66424, 83030, 97109, 102220, 117553, 123740, 166060, 194218, 204440, 235106, 247480, 332120, 388436, 470212, 485545, 587765, 776872, 940424, 971090, 1175530, 1942180, 2233507, 2351060, 3884360, 4467014, 4702120, 8934028, 11167535, 17868056, 22335070, 44670140, 89340280]

約数ペア:

[(1, 89340280), (2, 44670140), (4, 22335070), (5, 17868056), (8, 11167535), (10, 8934028), (19, 4702120), (20, 4467014), (23, 3884360), (38, 2351060), (40, 2233507), (46, 1942180), (76, 1175530), (92, 971090), (95, 940424), (115, 776872), (152, 587765), (184, 485545), (190, 470212), (230, 388436), (269, 332120), (361, 247480), (380, 235106), (437, 204440), (460, 194218), (538, 166060), (722, 123740), (760, 117553), (874, 102220), (920, 97109), (1076, 83030), (1345, 66424), (1444, 61870), (1748, 51110), (1805, 49496), (2152, 41515), (2185, 40888), (2690, 33212), (2888, 30935), (3496, 25555), (3610, 24748), (4370, 20444), (5111, 17480), (5380, 16606), (6187, 14440), (7220, 12374), (8303, 10760), (8740, 10222)]