80501840

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{653}}^1$

素因数の和:756

約数の個数: 80

約数和(自身を含む): 198523008

約数和(自身を除く): 118021168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 67, 80, 92, 115, 134, 184, 230, 268, 335, 368, 460, 536, 653, 670, 920, 1072, 1306, 1340, 1541, 1840, 2612, 2680, 3082, 3265, 5224, 5360, 6164, 6530, 7705, 10448, 12328, 13060, 15019, 15410, 24656, 26120, 30038, 30820, 43751, 52240, 60076, 61640, 75095, 87502, 120152, 123280, 150190, 175004, 218755, 240304, 300380, 350008, 437510, 600760, 700016, 875020, 1006273, 1201520, 1750040, 2012546, 3500080, 4025092, 5031365, 8050184, 10062730, 16100368, 20125460, 40250920, 80501840]

約数ペア:

[(1, 80501840), (2, 40250920), (4, 20125460), (5, 16100368), (8, 10062730), (10, 8050184), (16, 5031365), (20, 4025092), (23, 3500080), (40, 2012546), (46, 1750040), (67, 1201520), (80, 1006273), (92, 875020), (115, 700016), (134, 600760), (184, 437510), (230, 350008), (268, 300380), (335, 240304), (368, 218755), (460, 175004), (536, 150190), (653, 123280), (670, 120152), (920, 87502), (1072, 75095), (1306, 61640), (1340, 60076), (1541, 52240), (1840, 43751), (2612, 30820), (2680, 30038), (3082, 26120), (3265, 24656), (5224, 15410), (5360, 15019), (6164, 13060), (6530, 12328), (7705, 10448)]