72384260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{1399}}^1$

素因数の和:1620

約数の個数: 48

約数和(自身を含む): 164640000

約数和(自身を除く): 92255740

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 199, 260, 398, 796, 995, 1399, 1990, 2587, 2798, 3980, 5174, 5596, 6995, 10348, 12935, 13990, 18187, 25870, 27980, 36374, 51740, 72748, 90935, 181870, 278401, 363740, 556802, 1113604, 1392005, 2784010, 3619213, 5568020, 7238426, 14476852, 18096065, 36192130, 72384260]

約数ペア:

[(1, 72384260), (2, 36192130), (4, 18096065), (5, 14476852), (10, 7238426), (13, 5568020), (20, 3619213), (26, 2784010), (52, 1392005), (65, 1113604), (130, 556802), (199, 363740), (260, 278401), (398, 181870), (796, 90935), (995, 72748), (1399, 51740), (1990, 36374), (2587, 27980), (2798, 25870), (3980, 18187), (5174, 13990), (5596, 12935), (6995, 10348)]