6448520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{12401}}^1$

素因数の和:12425

約数の個数: 32

約数和(自身を含む): 15626520

約数和(自身を除く): 9178000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 12401, 24802, 49604, 62005, 99208, 124010, 161213, 248020, 322426, 496040, 644852, 806065, 1289704, 1612130, 3224260, 6448520]

約数ペア:

[(1, 6448520), (2, 3224260), (4, 1612130), (5, 1289704), (8, 806065), (10, 644852), (13, 496040), (20, 322426), (26, 248020), (40, 161213), (52, 124010), (65, 99208), (104, 62005), (130, 49604), (260, 24802), (520, 12401)]