528985975

素因数分解:

$5^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{461}}^1$

素因数の和:640

約数の個数: 48

約数和(自身を含む): 769950720

約数和(自身を除く): 240964745

約数列:

[1, 5, 7, 25, 35, 79, 83, 175, 395, 415, 461, 553, 581, 1975, 2075, 2305, 2765, 2905, 3227, 6557, 11525, 13825, 14525, 16135, 32785, 36419, 38263, 45899, 80675, 163925, 182095, 191315, 229495, 254933, 267841, 910475, 956575, 1147475, 1274665, 1339205, 3022777, 6373325, 6696025, 15113885, 21159439, 75569425, 105797195, 528985975]

約数ペア:

[(1, 528985975), (5, 105797195), (7, 75569425), (25, 21159439), (35, 15113885), (79, 6696025), (83, 6373325), (175, 3022777), (395, 1339205), (415, 1274665), (461, 1147475), (553, 956575), (581, 910475), (1975, 267841), (2075, 254933), (2305, 229495), (2765, 191315), (2905, 182095), (3227, 163925), (6557, 80675), (11525, 45899), (13825, 38263), (14525, 36419), (16135, 32785)]