80410720

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{577}}^1$

素因数の和:672

約数の個数: 96

約数和(自身を含む): 207996768

約数和(自身を除く): 127586048

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 67, 80, 104, 130, 134, 160, 208, 260, 268, 335, 416, 520, 536, 577, 670, 871, 1040, 1072, 1154, 1340, 1742, 2080, 2144, 2308, 2680, 2885, 3484, 4355, 4616, 5360, 5770, 6968, 7501, 8710, 9232, 10720, 11540, 13936, 15002, 17420, 18464, 23080, 27872, 30004, 34840, 37505, 38659, 46160, 60008, 69680, 75010, 77318, 92320, 120016, 139360, 150020, 154636, 193295, 240032, 300040, 309272, 386590, 502567, 600080, 618544, 773180, 1005134, 1200160, 1237088, 1546360, 2010268, 2512835, 3092720, 4020536, 5025670, 6185440, 8041072, 10051340, 16082144, 20102680, 40205360, 80410720]

約数ペア:

[(1, 80410720), (2, 40205360), (4, 20102680), (5, 16082144), (8, 10051340), (10, 8041072), (13, 6185440), (16, 5025670), (20, 4020536), (26, 3092720), (32, 2512835), (40, 2010268), (52, 1546360), (65, 1237088), (67, 1200160), (80, 1005134), (104, 773180), (130, 618544), (134, 600080), (160, 502567), (208, 386590), (260, 309272), (268, 300040), (335, 240032), (416, 193295), (520, 154636), (536, 150020), (577, 139360), (670, 120016), (871, 92320), (1040, 77318), (1072, 75010), (1154, 69680), (1340, 60008), (1742, 46160), (2080, 38659), (2144, 37505), (2308, 34840), (2680, 30004), (2885, 27872), (3484, 23080), (4355, 18464), (4616, 17420), (5360, 15002), (5770, 13936), (6968, 11540), (7501, 10720), (8710, 9232)]