49514240

素因数分解:

$2^8\times 5^1\times {\mathrm{101}}^1\times {\mathrm{383}}^1$

素因数の和:505

約数の個数: 72

約数和(自身を含む): 120089088

約数和(自身を除く): 70574848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 101, 128, 160, 202, 256, 320, 383, 404, 505, 640, 766, 808, 1010, 1280, 1532, 1616, 1915, 2020, 3064, 3232, 3830, 4040, 6128, 6464, 7660, 8080, 12256, 12928, 15320, 16160, 24512, 25856, 30640, 32320, 38683, 49024, 61280, 64640, 77366, 98048, 122560, 129280, 154732, 193415, 245120, 309464, 386830, 490240, 618928, 773660, 1237856, 1547320, 2475712, 3094640, 4951424, 6189280, 9902848, 12378560, 24757120, 49514240]

約数ペア:

[(1, 49514240), (2, 24757120), (4, 12378560), (5, 9902848), (8, 6189280), (10, 4951424), (16, 3094640), (20, 2475712), (32, 1547320), (40, 1237856), (64, 773660), (80, 618928), (101, 490240), (128, 386830), (160, 309464), (202, 245120), (256, 193415), (320, 154732), (383, 129280), (404, 122560), (505, 98048), (640, 77366), (766, 64640), (808, 61280), (1010, 49024), (1280, 38683), (1532, 32320), (1616, 30640), (1915, 25856), (2020, 24512), (3064, 16160), (3232, 15320), (3830, 12928), (4040, 12256), (6128, 8080), (6464, 7660)]