64966030870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{173}}^1\times {\mathrm{19387}}^1$

素因数の和:19729

約数の個数: 64

約数和(自身を含む): 127518753600

約数和(自身を除く): 62552722730

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 149, 173, 298, 346, 745, 865, 1490, 1730, 1937, 2249, 3874, 4498, 9685, 11245, 19370, 19387, 22490, 25777, 38774, 51554, 96935, 128885, 193870, 252031, 257770, 335101, 504062, 670202, 1260155, 1675505, 2520310, 2888663, 3351010, 3353951, 5777326, 6707902, 14443315, 16769755, 28886630, 33539510, 37552619, 43601363, 75105238, 87202726, 187763095, 218006815, 375526190, 436013630, 499738699, 999477398, 2498693495, 4997386990, 6496603087, 12993206174, 32483015435, 64966030870]

約数ペア:

[(1, 64966030870), (2, 32483015435), (5, 12993206174), (10, 6496603087), (13, 4997386990), (26, 2498693495), (65, 999477398), (130, 499738699), (149, 436013630), (173, 375526190), (298, 218006815), (346, 187763095), (745, 87202726), (865, 75105238), (1490, 43601363), (1730, 37552619), (1937, 33539510), (2249, 28886630), (3874, 16769755), (4498, 14443315), (9685, 6707902), (11245, 5777326), (19370, 3353951), (19387, 3351010), (22490, 2888663), (25777, 2520310), (38774, 1675505), (51554, 1260155), (96935, 670202), (128885, 504062), (193870, 335101), (252031, 257770)]