100020560

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2861}}^1$

素因数の和:2916

約数の個数: 80

約数和(自身を含む): 255519360

約数和(自身を除く): 155498800

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 38, 40, 46, 76, 80, 92, 95, 115, 152, 184, 190, 230, 304, 368, 380, 437, 460, 760, 874, 920, 1520, 1748, 1840, 2185, 2861, 3496, 4370, 5722, 6992, 8740, 11444, 14305, 17480, 22888, 28610, 34960, 45776, 54359, 57220, 65803, 108718, 114440, 131606, 217436, 228880, 263212, 271795, 329015, 434872, 526424, 543590, 658030, 869744, 1052848, 1087180, 1250257, 1316060, 2174360, 2500514, 2632120, 4348720, 5001028, 5264240, 6251285, 10002056, 12502570, 20004112, 25005140, 50010280, 100020560]

約数ペア:

[(1, 100020560), (2, 50010280), (4, 25005140), (5, 20004112), (8, 12502570), (10, 10002056), (16, 6251285), (19, 5264240), (20, 5001028), (23, 4348720), (38, 2632120), (40, 2500514), (46, 2174360), (76, 1316060), (80, 1250257), (92, 1087180), (95, 1052848), (115, 869744), (152, 658030), (184, 543590), (190, 526424), (230, 434872), (304, 329015), (368, 271795), (380, 263212), (437, 228880), (460, 217436), (760, 131606), (874, 114440), (920, 108718), (1520, 65803), (1748, 57220), (1840, 54359), (2185, 45776), (2861, 34960), (3496, 28610), (4370, 22888), (5722, 17480), (6992, 14305), (8740, 11444)]