80411680

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{21851}}^1$

素因数の和:21889

約数の個数: 48

約数和(自身を含む): 198241344

約数和(自身を除く): 117829664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 80, 92, 115, 160, 184, 230, 368, 460, 736, 920, 1840, 3680, 21851, 43702, 87404, 109255, 174808, 218510, 349616, 437020, 502573, 699232, 874040, 1005146, 1748080, 2010292, 2512865, 3496160, 4020584, 5025730, 8041168, 10051460, 16082336, 20102920, 40205840, 80411680]

約数ペア:

[(1, 80411680), (2, 40205840), (4, 20102920), (5, 16082336), (8, 10051460), (10, 8041168), (16, 5025730), (20, 4020584), (23, 3496160), (32, 2512865), (40, 2010292), (46, 1748080), (80, 1005146), (92, 874040), (115, 699232), (160, 502573), (184, 437020), (230, 349616), (368, 218510), (460, 174808), (736, 109255), (920, 87404), (1840, 43702), (3680, 21851)]