164038400

素因数分解:

$2^8\times 5^2\times {\mathrm{19}}^2\times {\mathrm{71}}^1$

素因数の和:135

約数の個数: 162

約数和(自身を含む): 434550312

約数和(自身を除く): 270511912

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 64, 71, 76, 80, 95, 100, 128, 142, 152, 160, 190, 200, 256, 284, 304, 320, 355, 361, 380, 400, 475, 568, 608, 640, 710, 722, 760, 800, 950, 1136, 1216, 1280, 1349, 1420, 1444, 1520, 1600, 1775, 1805, 1900, 2272, 2432, 2698, 2840, 2888, 3040, 3200, 3550, 3610, 3800, 4544, 4864, 5396, 5680, 5776, 6080, 6400, 6745, 7100, 7220, 7600, 9025, 9088, 10792, 11360, 11552, 12160, 13490, 14200, 14440, 15200, 18050, 18176, 21584, 22720, 23104, 24320, 25631, 26980, 28400, 28880, 30400, 33725, 36100, 43168, 45440, 46208, 51262, 53960, 56800, 57760, 60800, 67450, 72200, 86336, 90880, 92416, 102524, 107920, 113600, 115520, 121600, 128155, 134900, 144400, 172672, 205048, 215840, 227200, 231040, 256310, 269800, 288800, 345344, 410096, 431680, 454400, 462080, 512620, 539600, 577600, 640775, 820192, 863360, 1025240, 1079200, 1155200, 1281550, 1640384, 1726720, 2050480, 2158400, 2310400, 2563100, 3280768, 4100960, 4316800, 5126200, 6561536, 8201920, 8633600, 10252400, 16403840, 20504800, 32807680, 41009600, 82019200, 164038400]

約数ペア:

[(1, 164038400), (2, 82019200), (4, 41009600), (5, 32807680), (8, 20504800), (10, 16403840), (16, 10252400), (19, 8633600), (20, 8201920), (25, 6561536), (32, 5126200), (38, 4316800), (40, 4100960), (50, 3280768), (64, 2563100), (71, 2310400), (76, 2158400), (80, 2050480), (95, 1726720), (100, 1640384), (128, 1281550), (142, 1155200), (152, 1079200), (160, 1025240), (190, 863360), (200, 820192), (256, 640775), (284, 577600), (304, 539600), (320, 512620), (355, 462080), (361, 454400), (380, 431680), (400, 410096), (475, 345344), (568, 288800), (608, 269800), (640, 256310), (710, 231040), (722, 227200), (760, 215840), (800, 205048), (950, 172672), (1136, 144400), (1216, 134900), (1280, 128155), (1349, 121600), (1420, 115520), (1444, 113600), (1520, 107920), (1600, 102524), (1775, 92416), (1805, 90880), (1900, 86336), (2272, 72200), (2432, 67450), (2698, 60800), (2840, 57760), (2888, 56800), (3040, 53960), (3200, 51262), (3550, 46208), (3610, 45440), (3800, 43168), (4544, 36100), (4864, 33725), (5396, 30400), (5680, 28880), (5776, 28400), (6080, 26980), (6400, 25631), (6745, 24320), (7100, 23104), (7220, 22720), (7600, 21584), (9025, 18176), (9088, 18050), (10792, 15200), (11360, 14440), (11552, 14200), (12160, 13490)]