89379920

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{151}}^2$

素因数の和:329

約数の個数: 90

約数和(自身を含む): 243347706

約数和(自身を除く): 153967786

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 151, 196, 245, 280, 302, 392, 490, 560, 604, 755, 784, 980, 1057, 1208, 1510, 1960, 2114, 2416, 3020, 3920, 4228, 5285, 6040, 7399, 8456, 10570, 12080, 14798, 16912, 21140, 22801, 29596, 36995, 42280, 45602, 59192, 73990, 84560, 91204, 114005, 118384, 147980, 159607, 182408, 228010, 295960, 319214, 364816, 456020, 591920, 638428, 798035, 912040, 1117249, 1276856, 1596070, 1824080, 2234498, 2553712, 3192140, 4468996, 5586245, 6384280, 8937992, 11172490, 12768560, 17875984, 22344980, 44689960, 89379920]

約数ペア:

[(1, 89379920), (2, 44689960), (4, 22344980), (5, 17875984), (7, 12768560), (8, 11172490), (10, 8937992), (14, 6384280), (16, 5586245), (20, 4468996), (28, 3192140), (35, 2553712), (40, 2234498), (49, 1824080), (56, 1596070), (70, 1276856), (80, 1117249), (98, 912040), (112, 798035), (140, 638428), (151, 591920), (196, 456020), (245, 364816), (280, 319214), (302, 295960), (392, 228010), (490, 182408), (560, 159607), (604, 147980), (755, 118384), (784, 114005), (980, 91204), (1057, 84560), (1208, 73990), (1510, 59192), (1960, 45602), (2114, 42280), (2416, 36995), (3020, 29596), (3920, 22801), (4228, 21140), (5285, 16912), (6040, 14798), (7399, 12080), (8456, 10570)]