73978880

素因数分解:

$2^{10}\times 5^1\times {\mathrm{14449}}^1$

素因数の和:14474

約数の個数: 44

約数和(自身を含む): 177474900

約数和(自身を除く): 103496020

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2560, 5120, 14449, 28898, 57796, 72245, 115592, 144490, 231184, 288980, 462368, 577960, 924736, 1155920, 1849472, 2311840, 3698944, 4623680, 7397888, 9247360, 14795776, 18494720, 36989440, 73978880]

約数ペア:

[(1, 73978880), (2, 36989440), (4, 18494720), (5, 14795776), (8, 9247360), (10, 7397888), (16, 4623680), (20, 3698944), (32, 2311840), (40, 1849472), (64, 1155920), (80, 924736), (128, 577960), (160, 462368), (256, 288980), (320, 231184), (512, 144490), (640, 115592), (1024, 72245), (1280, 57796), (2560, 28898), (5120, 14449)]