30531800

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{11743}}^1$

素因数の和:11772

約数の個数: 48

約数和(自身を含む): 76453440

約数和(自身を除く): 45921640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 11743, 23486, 46972, 58715, 93944, 117430, 152659, 234860, 293575, 305318, 469720, 587150, 610636, 763295, 1174300, 1221272, 1526590, 2348600, 3053180, 3816475, 6106360, 7632950, 15265900, 30531800]

約数ペア:

[(1, 30531800), (2, 15265900), (4, 7632950), (5, 6106360), (8, 3816475), (10, 3053180), (13, 2348600), (20, 1526590), (25, 1221272), (26, 1174300), (40, 763295), (50, 610636), (52, 587150), (65, 469720), (100, 305318), (104, 293575), (130, 234860), (200, 152659), (260, 117430), (325, 93944), (520, 58715), (650, 46972), (1300, 23486), (2600, 11743)]