40708965

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{631}}^1$

素因数の和:690

約数の個数: 64

約数和(自身を含む): 78630912

約数和(自身を除く): 37921947

約数列:

[1, 3, 5, 11, 15, 17, 23, 33, 51, 55, 69, 85, 115, 165, 187, 253, 255, 345, 391, 561, 631, 759, 935, 1173, 1265, 1893, 1955, 2805, 3155, 3795, 4301, 5865, 6941, 9465, 10727, 12903, 14513, 20823, 21505, 32181, 34705, 43539, 53635, 64515, 72565, 104115, 117997, 159643, 160905, 217695, 246721, 353991, 478929, 589985, 740163, 798215, 1233605, 1769955, 2394645, 2713931, 3700815, 8141793, 13569655, 40708965]

約数ペア:

[(1, 40708965), (3, 13569655), (5, 8141793), (11, 3700815), (15, 2713931), (17, 2394645), (23, 1769955), (33, 1233605), (51, 798215), (55, 740163), (69, 589985), (85, 478929), (115, 353991), (165, 246721), (187, 217695), (253, 160905), (255, 159643), (345, 117997), (391, 104115), (561, 72565), (631, 64515), (759, 53635), (935, 43539), (1173, 34705), (1265, 32181), (1893, 21505), (1955, 20823), (2805, 14513), (3155, 12903), (3795, 10727), (4301, 9465), (5865, 6941)]