91444640

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{81647}}^1$

素因数の和:81669

約数の個数: 48

約数和(自身を含む): 246903552

約数和(自身を除く): 155458912

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 81647, 163294, 326588, 408235, 571529, 653176, 816470, 1143058, 1306352, 1632940, 2286116, 2612704, 2857645, 3265880, 4572232, 5715290, 6531760, 9144464, 11430580, 13063520, 18288928, 22861160, 45722320, 91444640]

約数ペア:

[(1, 91444640), (2, 45722320), (4, 22861160), (5, 18288928), (7, 13063520), (8, 11430580), (10, 9144464), (14, 6531760), (16, 5715290), (20, 4572232), (28, 3265880), (32, 2857645), (35, 2612704), (40, 2286116), (56, 1632940), (70, 1306352), (80, 1143058), (112, 816470), (140, 653176), (160, 571529), (224, 408235), (280, 326588), (560, 163294), (1120, 81647)]