26997802010

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{389}}^1\times {\mathrm{2689}}^1$

素因数の和:3203

約数の個数: 64

約数和(自身を含む): 50986260000

約数和(自身を除く): 23988457990

約数列:

[1, 2, 5, 10, 29, 58, 89, 145, 178, 290, 389, 445, 778, 890, 1945, 2581, 2689, 3890, 5162, 5378, 11281, 12905, 13445, 22562, 25810, 26890, 34621, 56405, 69242, 77981, 112810, 155962, 173105, 239321, 346210, 389905, 478642, 779810, 1004009, 1046021, 1196605, 2008018, 2092042, 2393210, 5020045, 5230105, 6940309, 10040090, 10460210, 13880618, 30334609, 34701545, 60669218, 69403090, 93095869, 151673045, 186191738, 303346090, 465479345, 930958690, 2699780201, 5399560402, 13498901005, 26997802010]

約数ペア:

[(1, 26997802010), (2, 13498901005), (5, 5399560402), (10, 2699780201), (29, 930958690), (58, 465479345), (89, 303346090), (145, 186191738), (178, 151673045), (290, 93095869), (389, 69403090), (445, 60669218), (778, 34701545), (890, 30334609), (1945, 13880618), (2581, 10460210), (2689, 10040090), (3890, 6940309), (5162, 5230105), (5378, 5020045), (11281, 2393210), (12905, 2092042), (13445, 2008018), (22562, 1196605), (25810, 1046021), (26890, 1004009), (34621, 779810), (56405, 478642), (69242, 389905), (77981, 346210), (112810, 239321), (155962, 173105)]