153808520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{226189}}^1$

素因数の和:226217

約数の個数: 32

約数和(自身を含む): 366427800

約数和(自身を除く): 212619280

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 226189, 452378, 904756, 1130945, 1809512, 2261890, 3845213, 4523780, 7690426, 9047560, 15380852, 19226065, 30761704, 38452130, 76904260, 153808520]

約数ペア:

[(1, 153808520), (2, 76904260), (4, 38452130), (5, 30761704), (8, 19226065), (10, 15380852), (17, 9047560), (20, 7690426), (34, 4523780), (40, 3845213), (68, 2261890), (85, 1809512), (136, 1130945), (170, 904756), (340, 452378), (680, 226189)]