57725720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3581}}^1$

素因数の和:3636

約数の個数: 64

約数和(自身を含む): 144426240

約数和(自身を除く): 86700520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 403, 520, 620, 806, 1240, 1612, 2015, 3224, 3581, 4030, 7162, 8060, 14324, 16120, 17905, 28648, 35810, 46553, 71620, 93106, 111011, 143240, 186212, 222022, 232765, 372424, 444044, 465530, 555055, 888088, 931060, 1110110, 1443143, 1862120, 2220220, 2886286, 4440440, 5772572, 7215715, 11545144, 14431430, 28862860, 57725720]

約数ペア:

[(1, 57725720), (2, 28862860), (4, 14431430), (5, 11545144), (8, 7215715), (10, 5772572), (13, 4440440), (20, 2886286), (26, 2220220), (31, 1862120), (40, 1443143), (52, 1110110), (62, 931060), (65, 888088), (104, 555055), (124, 465530), (130, 444044), (155, 372424), (248, 232765), (260, 222022), (310, 186212), (403, 143240), (520, 111011), (620, 93106), (806, 71620), (1240, 46553), (1612, 35810), (2015, 28648), (3224, 17905), (3581, 16120), (4030, 14324), (7162, 8060)]