82601320

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{349}}^1$

素因数の和:518

約数の個数: 64

約数和(自身を含む): 191394000

約数和(自身を除く): 108792680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 97, 122, 194, 244, 305, 349, 388, 485, 488, 610, 698, 776, 970, 1220, 1396, 1745, 1940, 2440, 2792, 3490, 3880, 5917, 6980, 11834, 13960, 21289, 23668, 29585, 33853, 42578, 47336, 59170, 67706, 85156, 106445, 118340, 135412, 169265, 170312, 212890, 236680, 270824, 338530, 425780, 677060, 851560, 1354120, 2065033, 4130066, 8260132, 10325165, 16520264, 20650330, 41300660, 82601320]

約数ペア:

[(1, 82601320), (2, 41300660), (4, 20650330), (5, 16520264), (8, 10325165), (10, 8260132), (20, 4130066), (40, 2065033), (61, 1354120), (97, 851560), (122, 677060), (194, 425780), (244, 338530), (305, 270824), (349, 236680), (388, 212890), (485, 170312), (488, 169265), (610, 135412), (698, 118340), (776, 106445), (970, 85156), (1220, 67706), (1396, 59170), (1745, 47336), (1940, 42578), (2440, 33853), (2792, 29585), (3490, 23668), (3880, 21289), (5917, 13960), (6980, 11834)]