61226720

素因数分解:

$2^5\times 5^1\times {\mathrm{139}}^1\times {\mathrm{2753}}^1$

素因数の和:2907

約数の個数: 48

約数和(自身を含む): 145741680

約数和(自身を除く): 84514960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 139, 160, 278, 556, 695, 1112, 1390, 2224, 2753, 2780, 4448, 5506, 5560, 11012, 11120, 13765, 22024, 22240, 27530, 44048, 55060, 88096, 110120, 220240, 382667, 440480, 765334, 1530668, 1913335, 3061336, 3826670, 6122672, 7653340, 12245344, 15306680, 30613360, 61226720]

約数ペア:

[(1, 61226720), (2, 30613360), (4, 15306680), (5, 12245344), (8, 7653340), (10, 6122672), (16, 3826670), (20, 3061336), (32, 1913335), (40, 1530668), (80, 765334), (139, 440480), (160, 382667), (278, 220240), (556, 110120), (695, 88096), (1112, 55060), (1390, 44048), (2224, 27530), (2753, 22240), (2780, 22024), (4448, 13765), (5506, 11120), (5560, 11012)]