64816850

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{1699}}^1$

素因数の和:1827

約数の個数: 48

約数和(自身を含む): 139128000

約数和(自身を除く): 74311150

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 109, 175, 218, 350, 545, 763, 1090, 1526, 1699, 2725, 3398, 3815, 5450, 7630, 8495, 11893, 16990, 19075, 23786, 38150, 42475, 59465, 84950, 118930, 185191, 297325, 370382, 594650, 925955, 1296337, 1851910, 2592674, 4629775, 6481685, 9259550, 12963370, 32408425, 64816850]

約数ペア:

[(1, 64816850), (2, 32408425), (5, 12963370), (7, 9259550), (10, 6481685), (14, 4629775), (25, 2592674), (35, 1851910), (50, 1296337), (70, 925955), (109, 594650), (175, 370382), (218, 297325), (350, 185191), (545, 118930), (763, 84950), (1090, 59465), (1526, 42475), (1699, 38150), (2725, 23786), (3398, 19075), (3815, 16990), (5450, 11893), (7630, 8495)]