970989890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{6961}}^1$

素因数の和:7047

約数の個数: 64

約数和(自身を含む): 2000043360

約数和(自身を除く): 1029053470

約数列:

[1, 2, 5, 10, 13, 26, 29, 37, 58, 65, 74, 130, 145, 185, 290, 370, 377, 481, 754, 962, 1073, 1885, 2146, 2405, 3770, 4810, 5365, 6961, 10730, 13922, 13949, 27898, 34805, 69610, 69745, 90493, 139490, 180986, 201869, 257557, 403738, 452465, 515114, 904930, 1009345, 1287785, 2018690, 2575570, 2624297, 3348241, 5248594, 6696482, 7469153, 13121485, 14938306, 16741205, 26242970, 33482410, 37345765, 74691530, 97098989, 194197978, 485494945, 970989890]

約数ペア:

[(1, 970989890), (2, 485494945), (5, 194197978), (10, 97098989), (13, 74691530), (26, 37345765), (29, 33482410), (37, 26242970), (58, 16741205), (65, 14938306), (74, 13121485), (130, 7469153), (145, 6696482), (185, 5248594), (290, 3348241), (370, 2624297), (377, 2575570), (481, 2018690), (754, 1287785), (962, 1009345), (1073, 904930), (1885, 515114), (2146, 452465), (2405, 403738), (3770, 257557), (4810, 201869), (5365, 180986), (6961, 139490), (10730, 90493), (13922, 69745), (13949, 69610), (27898, 34805)]