20171676850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{317}}^1\times {\mathrm{439}}^1$

素因数の和:1004

約数の個数: 96

約数和(自身を含む): 40807388160

約数和(自身を除く): 20635711310

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 223, 317, 325, 439, 446, 634, 650, 878, 1115, 1585, 2195, 2230, 2899, 3170, 4121, 4390, 5575, 5707, 5798, 7925, 8242, 10975, 11150, 11414, 14495, 15850, 20605, 21950, 28535, 28990, 41210, 57070, 70691, 72475, 97897, 103025, 139163, 141382, 142675, 144950, 195794, 206050, 278326, 285350, 353455, 489485, 695815, 706910, 918983, 978970, 1272661, 1391630, 1767275, 1809119, 1837966, 2447425, 2545322, 3479075, 3534550, 3618238, 4594915, 4894850, 6363305, 6958150, 9045595, 9189830, 12726610, 18091190, 22974575, 31033349, 31816525, 45227975, 45949150, 62066698, 63633050, 90455950, 155166745, 310333490, 403433537, 775833725, 806867074, 1551667450, 2017167685, 4034335370, 10085838425, 20171676850]

約数ペア:

[(1, 20171676850), (2, 10085838425), (5, 4034335370), (10, 2017167685), (13, 1551667450), (25, 806867074), (26, 775833725), (50, 403433537), (65, 310333490), (130, 155166745), (223, 90455950), (317, 63633050), (325, 62066698), (439, 45949150), (446, 45227975), (634, 31816525), (650, 31033349), (878, 22974575), (1115, 18091190), (1585, 12726610), (2195, 9189830), (2230, 9045595), (2899, 6958150), (3170, 6363305), (4121, 4894850), (4390, 4594915), (5575, 3618238), (5707, 3534550), (5798, 3479075), (7925, 2545322), (8242, 2447425), (10975, 1837966), (11150, 1809119), (11414, 1767275), (14495, 1391630), (15850, 1272661), (20605, 978970), (21950, 918983), (28535, 706910), (28990, 695815), (41210, 489485), (57070, 353455), (70691, 285350), (72475, 278326), (97897, 206050), (103025, 195794), (139163, 144950), (141382, 142675)]