73819720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{141961}}^1$

素因数の和:141985

約数の個数: 32

約数和(自身を含む): 178872120

約数和(自身を除く): 105052400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 141961, 283922, 567844, 709805, 1135688, 1419610, 1845493, 2839220, 3690986, 5678440, 7381972, 9227465, 14763944, 18454930, 36909860, 73819720]

約数ペア:

[(1, 73819720), (2, 36909860), (4, 18454930), (5, 14763944), (8, 9227465), (10, 7381972), (13, 5678440), (20, 3690986), (26, 2839220), (40, 1845493), (52, 1419610), (65, 1135688), (104, 709805), (130, 567844), (260, 283922), (520, 141961)]