31237760

素因数分解:

$2^7\times 5^1\times {\mathrm{48809}}^1$

素因数の和:48828

約数の個数: 32

約数和(自身を含む): 74679300

約数和(自身を除く): 43441540

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 48809, 97618, 195236, 244045, 390472, 488090, 780944, 976180, 1561888, 1952360, 3123776, 3904720, 6247552, 7809440, 15618880, 31237760]

約数ペア:

[(1, 31237760), (2, 15618880), (4, 7809440), (5, 6247552), (8, 3904720), (10, 3123776), (16, 1952360), (20, 1561888), (32, 976180), (40, 780944), (64, 488090), (80, 390472), (128, 244045), (160, 195236), (320, 97618), (640, 48809)]