8045236880

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{59471}}^1$

素因数の和:59592

約数の個数: 80

約数和(自身を含む): 19911225600

約数和(自身を除く): 11865988720

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 89, 95, 152, 178, 190, 304, 356, 380, 445, 712, 760, 890, 1424, 1520, 1691, 1780, 3382, 3560, 6764, 7120, 8455, 13528, 16910, 27056, 33820, 59471, 67640, 118942, 135280, 237884, 297355, 475768, 594710, 951536, 1129949, 1189420, 2259898, 2378840, 4519796, 4757680, 5292919, 5649745, 9039592, 10585838, 11299490, 18079184, 21171676, 22598980, 26464595, 42343352, 45197960, 52929190, 84686704, 90395920, 100565461, 105858380, 201130922, 211716760, 402261844, 423433520, 502827305, 804523688, 1005654610, 1609047376, 2011309220, 4022618440, 8045236880]

約数ペア:

[(1, 8045236880), (2, 4022618440), (4, 2011309220), (5, 1609047376), (8, 1005654610), (10, 804523688), (16, 502827305), (19, 423433520), (20, 402261844), (38, 211716760), (40, 201130922), (76, 105858380), (80, 100565461), (89, 90395920), (95, 84686704), (152, 52929190), (178, 45197960), (190, 42343352), (304, 26464595), (356, 22598980), (380, 21171676), (445, 18079184), (712, 11299490), (760, 10585838), (890, 9039592), (1424, 5649745), (1520, 5292919), (1691, 4757680), (1780, 4519796), (3382, 2378840), (3560, 2259898), (6764, 1189420), (7120, 1129949), (8455, 951536), (13528, 594710), (16910, 475768), (27056, 297355), (33820, 237884), (59471, 135280), (67640, 118942)]