87675520

素因数分解:

$2^7\times 5^1\times {\mathrm{136993}}^1$

素因数の和:137012

約数の個数: 32

約数和(自身を含む): 209600820

約数和(自身を除く): 121925300

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 136993, 273986, 547972, 684965, 1095944, 1369930, 2191888, 2739860, 4383776, 5479720, 8767552, 10959440, 17535104, 21918880, 43837760, 87675520]

約数ペア:

[(1, 87675520), (2, 43837760), (4, 21918880), (5, 17535104), (8, 10959440), (10, 8767552), (16, 5479720), (20, 4383776), (32, 2739860), (40, 2191888), (64, 1369930), (80, 1095944), (128, 684965), (160, 547972), (320, 273986), (640, 136993)]