71292320

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{40507}}^1$

素因数の和:40533

約数の個数: 48

約数和(自身を含む): 183744288

約数和(自身を除く): 112451968

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 40507, 81014, 162028, 202535, 324056, 405070, 445577, 648112, 810140, 891154, 1296224, 1620280, 1782308, 2227885, 3240560, 3564616, 4455770, 6481120, 7129232, 8911540, 14258464, 17823080, 35646160, 71292320]

約数ペア:

[(1, 71292320), (2, 35646160), (4, 17823080), (5, 14258464), (8, 8911540), (10, 7129232), (11, 6481120), (16, 4455770), (20, 3564616), (22, 3240560), (32, 2227885), (40, 1782308), (44, 1620280), (55, 1296224), (80, 891154), (88, 810140), (110, 648112), (160, 445577), (176, 405070), (220, 324056), (352, 202535), (440, 162028), (880, 81014), (1760, 40507)]