168049160

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{2383}}^1$

素因数の和:2478

約数の個数: 64

約数和(自身を含む): 396506880

約数和(自身を除く): 228457720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 43, 82, 86, 164, 172, 205, 215, 328, 344, 410, 430, 820, 860, 1640, 1720, 1763, 2383, 3526, 4766, 7052, 8815, 9532, 11915, 14104, 17630, 19064, 23830, 35260, 47660, 70520, 95320, 97703, 102469, 195406, 204938, 390812, 409876, 488515, 512345, 781624, 819752, 977030, 1024690, 1954060, 2049380, 3908120, 4098760, 4201229, 8402458, 16804916, 21006145, 33609832, 42012290, 84024580, 168049160]

約数ペア:

[(1, 168049160), (2, 84024580), (4, 42012290), (5, 33609832), (8, 21006145), (10, 16804916), (20, 8402458), (40, 4201229), (41, 4098760), (43, 3908120), (82, 2049380), (86, 1954060), (164, 1024690), (172, 977030), (205, 819752), (215, 781624), (328, 512345), (344, 488515), (410, 409876), (430, 390812), (820, 204938), (860, 195406), (1640, 102469), (1720, 97703), (1763, 95320), (2383, 70520), (3526, 47660), (4766, 35260), (7052, 23830), (8815, 19064), (9532, 17630), (11915, 14104)]