17980493870

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{433}}^1\times {\mathrm{8423}}^1$

素因数の和:8909

約数の個数: 64

約数和(自身を含む): 35536475520

約数和(自身を除く): 17555981650

約数列:

[1, 2, 5, 10, 17, 29, 34, 58, 85, 145, 170, 290, 433, 493, 866, 986, 2165, 2465, 4330, 4930, 7361, 8423, 12557, 14722, 16846, 25114, 36805, 42115, 62785, 73610, 84230, 125570, 143191, 213469, 244267, 286382, 426938, 488534, 715955, 1067345, 1221335, 1431910, 2134690, 2442670, 3647159, 4152539, 7294318, 8305078, 18235795, 20762695, 36471590, 41525390, 62001703, 105767611, 124003406, 211535222, 310008515, 528838055, 620017030, 1057676110, 1798049387, 3596098774, 8990246935, 17980493870]

約数ペア:

[(1, 17980493870), (2, 8990246935), (5, 3596098774), (10, 1798049387), (17, 1057676110), (29, 620017030), (34, 528838055), (58, 310008515), (85, 211535222), (145, 124003406), (170, 105767611), (290, 62001703), (433, 41525390), (493, 36471590), (866, 20762695), (986, 18235795), (2165, 8305078), (2465, 7294318), (4330, 4152539), (4930, 3647159), (7361, 2442670), (8423, 2134690), (12557, 1431910), (14722, 1221335), (16846, 1067345), (25114, 715955), (36805, 488534), (42115, 426938), (62785, 286382), (73610, 244267), (84230, 213469), (125570, 143191)]