65652220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{877}}^1$

素因数の和:1102

約数の個数: 48

約数和(自身を含む): 146028960

約数和(自身を除く): 80376740

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 197, 380, 394, 788, 877, 985, 1754, 1970, 3508, 3743, 3940, 4385, 7486, 8770, 14972, 16663, 17540, 18715, 33326, 37430, 66652, 74860, 83315, 166630, 172769, 333260, 345538, 691076, 863845, 1727690, 3282611, 3455380, 6565222, 13130444, 16413055, 32826110, 65652220]

約数ペア:

[(1, 65652220), (2, 32826110), (4, 16413055), (5, 13130444), (10, 6565222), (19, 3455380), (20, 3282611), (38, 1727690), (76, 863845), (95, 691076), (190, 345538), (197, 333260), (380, 172769), (394, 166630), (788, 83315), (877, 74860), (985, 66652), (1754, 37430), (1970, 33326), (3508, 18715), (3743, 17540), (3940, 16663), (4385, 14972), (7486, 8770)]