64668890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1103}}^1$

素因数の和:1175

約数の個数: 64

約数和(自身を含む): 140216832

約数和(自身を除く): 75547942

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 41, 55, 65, 82, 110, 130, 143, 205, 286, 410, 451, 533, 715, 902, 1066, 1103, 1430, 2206, 2255, 2665, 4510, 5330, 5515, 5863, 11030, 11726, 12133, 14339, 24266, 28678, 29315, 45223, 58630, 60665, 71695, 90446, 121330, 143390, 157729, 226115, 315458, 452230, 497453, 587899, 788645, 994906, 1175798, 1577290, 2487265, 2939495, 4974530, 5878990, 6466889, 12933778, 32334445, 64668890]

約数ペア:

[(1, 64668890), (2, 32334445), (5, 12933778), (10, 6466889), (11, 5878990), (13, 4974530), (22, 2939495), (26, 2487265), (41, 1577290), (55, 1175798), (65, 994906), (82, 788645), (110, 587899), (130, 497453), (143, 452230), (205, 315458), (286, 226115), (410, 157729), (451, 143390), (533, 121330), (715, 90446), (902, 71695), (1066, 60665), (1103, 58630), (1430, 45223), (2206, 29315), (2255, 28678), (2665, 24266), (4510, 14339), (5330, 12133), (5515, 11726), (5863, 11030)]