80933920

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{337}}^1$

素因数の和:450

約数の個数: 96

約数和(自身を含む): 204422400

約数和(自身を除く): 123488480

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 79, 80, 95, 152, 158, 160, 190, 304, 316, 337, 380, 395, 608, 632, 674, 760, 790, 1264, 1348, 1501, 1520, 1580, 1685, 2528, 2696, 3002, 3040, 3160, 3370, 5392, 6004, 6320, 6403, 6740, 7505, 10784, 12008, 12640, 12806, 13480, 15010, 24016, 25612, 26623, 26960, 30020, 32015, 48032, 51224, 53246, 53920, 60040, 64030, 102448, 106492, 120080, 128060, 133115, 204896, 212984, 240160, 256120, 266230, 425968, 505837, 512240, 532460, 851936, 1011674, 1024480, 1064920, 2023348, 2129840, 2529185, 4046696, 4259680, 5058370, 8093392, 10116740, 16186784, 20233480, 40466960, 80933920]

約数ペア:

[(1, 80933920), (2, 40466960), (4, 20233480), (5, 16186784), (8, 10116740), (10, 8093392), (16, 5058370), (19, 4259680), (20, 4046696), (32, 2529185), (38, 2129840), (40, 2023348), (76, 1064920), (79, 1024480), (80, 1011674), (95, 851936), (152, 532460), (158, 512240), (160, 505837), (190, 425968), (304, 266230), (316, 256120), (337, 240160), (380, 212984), (395, 204896), (608, 133115), (632, 128060), (674, 120080), (760, 106492), (790, 102448), (1264, 64030), (1348, 60040), (1501, 53920), (1520, 53246), (1580, 51224), (1685, 48032), (2528, 32015), (2696, 30020), (3002, 26960), (3040, 26623), (3160, 25612), (3370, 24016), (5392, 15010), (6004, 13480), (6320, 12806), (6403, 12640), (6740, 12008), (7505, 10784)]