84509620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{7559}}^1$

素因数の和:7624

約数の個数: 48

約数和(自身を含む): 195592320

約数和(自身を除く): 111082700

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 130, 172, 215, 260, 430, 559, 860, 1118, 2236, 2795, 5590, 7559, 11180, 15118, 30236, 37795, 75590, 98267, 151180, 196534, 325037, 393068, 491335, 650074, 982670, 1300148, 1625185, 1965340, 3250370, 4225481, 6500740, 8450962, 16901924, 21127405, 42254810, 84509620]

約数ペア:

[(1, 84509620), (2, 42254810), (4, 21127405), (5, 16901924), (10, 8450962), (13, 6500740), (20, 4225481), (26, 3250370), (43, 1965340), (52, 1625185), (65, 1300148), (86, 982670), (130, 650074), (172, 491335), (215, 393068), (260, 325037), (430, 196534), (559, 151180), (860, 98267), (1118, 75590), (2236, 37795), (2795, 30236), (5590, 15118), (7559, 11180)]