99552880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{457}}^1$

素因数の和:866

約数の個数: 80

約数和(自身を含む): 265786560

約数和(自身を除く): 166233680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 389, 457, 560, 778, 914, 1556, 1828, 1945, 2285, 2723, 3112, 3199, 3656, 3890, 4570, 5446, 6224, 6398, 7312, 7780, 9140, 10892, 12796, 13615, 15560, 15995, 18280, 21784, 25592, 27230, 31120, 31990, 36560, 43568, 51184, 54460, 63980, 108920, 127960, 177773, 217840, 255920, 355546, 711092, 888865, 1244411, 1422184, 1777730, 2488822, 2844368, 3555460, 4977644, 6222055, 7110920, 9955288, 12444110, 14221840, 19910576, 24888220, 49776440, 99552880]

約数ペア:

[(1, 99552880), (2, 49776440), (4, 24888220), (5, 19910576), (7, 14221840), (8, 12444110), (10, 9955288), (14, 7110920), (16, 6222055), (20, 4977644), (28, 3555460), (35, 2844368), (40, 2488822), (56, 1777730), (70, 1422184), (80, 1244411), (112, 888865), (140, 711092), (280, 355546), (389, 255920), (457, 217840), (560, 177773), (778, 127960), (914, 108920), (1556, 63980), (1828, 54460), (1945, 51184), (2285, 43568), (2723, 36560), (3112, 31990), (3199, 31120), (3656, 27230), (3890, 25592), (4570, 21784), (5446, 18280), (6224, 15995), (6398, 15560), (7312, 13615), (7780, 12796), (9140, 10892)]