75008840

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{241}}^1\times {\mathrm{251}}^1$

素因数の和:534

約数の個数: 64

約数和(自身を含む): 175633920

約数和(自身を除く): 100625080

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 241, 248, 251, 310, 482, 502, 620, 964, 1004, 1205, 1240, 1255, 1928, 2008, 2410, 2510, 4820, 5020, 7471, 7781, 9640, 10040, 14942, 15562, 29884, 31124, 37355, 38905, 59768, 60491, 62248, 74710, 77810, 120982, 149420, 155620, 241964, 298840, 302455, 311240, 483928, 604910, 1209820, 1875221, 2419640, 3750442, 7500884, 9376105, 15001768, 18752210, 37504420, 75008840]

約数ペア:

[(1, 75008840), (2, 37504420), (4, 18752210), (5, 15001768), (8, 9376105), (10, 7500884), (20, 3750442), (31, 2419640), (40, 1875221), (62, 1209820), (124, 604910), (155, 483928), (241, 311240), (248, 302455), (251, 298840), (310, 241964), (482, 155620), (502, 149420), (620, 120982), (964, 77810), (1004, 74710), (1205, 62248), (1240, 60491), (1255, 59768), (1928, 38905), (2008, 37355), (2410, 31124), (2510, 29884), (4820, 15562), (5020, 14942), (7471, 10040), (7781, 9640)]