90849920

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{2897}}^1$

素因数の和:2930

約数の個数: 96

約数和(自身を含む): 252734580

約数和(自身を除く): 161884660

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 280, 320, 392, 448, 490, 560, 640, 784, 896, 980, 1120, 1568, 1960, 2240, 2897, 3136, 3920, 4480, 5794, 6272, 7840, 11588, 14485, 15680, 20279, 23176, 28970, 31360, 40558, 46352, 57940, 81116, 92704, 101395, 115880, 141953, 162232, 185408, 202790, 231760, 283906, 324464, 370816, 405580, 463520, 567812, 648928, 709765, 811160, 927040, 1135624, 1297856, 1419530, 1622320, 1854080, 2271248, 2595712, 2839060, 3244640, 4542496, 5678120, 6489280, 9084992, 11356240, 12978560, 18169984, 22712480, 45424960, 90849920]

約数ペア:

[(1, 90849920), (2, 45424960), (4, 22712480), (5, 18169984), (7, 12978560), (8, 11356240), (10, 9084992), (14, 6489280), (16, 5678120), (20, 4542496), (28, 3244640), (32, 2839060), (35, 2595712), (40, 2271248), (49, 1854080), (56, 1622320), (64, 1419530), (70, 1297856), (80, 1135624), (98, 927040), (112, 811160), (128, 709765), (140, 648928), (160, 567812), (196, 463520), (224, 405580), (245, 370816), (280, 324464), (320, 283906), (392, 231760), (448, 202790), (490, 185408), (560, 162232), (640, 141953), (784, 115880), (896, 101395), (980, 92704), (1120, 81116), (1568, 57940), (1960, 46352), (2240, 40558), (2897, 31360), (3136, 28970), (3920, 23176), (4480, 20279), (5794, 15680), (6272, 14485), (7840, 11588)]