53162420

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1\times {\mathrm{197}}^1$

素因数の和:440

約数の個数: 48

約数和(自身を含む): 114162048

約数和(自身を除く): 60999628

約数列:

[1, 2, 4, 5, 10, 20, 103, 131, 197, 206, 262, 394, 412, 515, 524, 655, 788, 985, 1030, 1310, 1970, 2060, 2620, 3940, 13493, 20291, 25807, 26986, 40582, 51614, 53972, 67465, 81164, 101455, 103228, 129035, 134930, 202910, 258070, 269860, 405820, 516140, 2658121, 5316242, 10632484, 13290605, 26581210, 53162420]

約数ペア:

[(1, 53162420), (2, 26581210), (4, 13290605), (5, 10632484), (10, 5316242), (20, 2658121), (103, 516140), (131, 405820), (197, 269860), (206, 258070), (262, 202910), (394, 134930), (412, 129035), (515, 103228), (524, 101455), (655, 81164), (788, 67465), (985, 53972), (1030, 51614), (1310, 40582), (1970, 26986), (2060, 25807), (2620, 20291), (3940, 13493)]