28445800

素因数分解:

$2^3\times 5^2\times {\mathrm{41}}^1\times {\mathrm{3469}}^1$

素因数の和:3526

約数の個数: 48

約数和(自身を含む): 67769100

約数和(自身を除く): 39323300

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 41, 50, 82, 100, 164, 200, 205, 328, 410, 820, 1025, 1640, 2050, 3469, 4100, 6938, 8200, 13876, 17345, 27752, 34690, 69380, 86725, 138760, 142229, 173450, 284458, 346900, 568916, 693800, 711145, 1137832, 1422290, 2844580, 3555725, 5689160, 7111450, 14222900, 28445800]

約数ペア:

[(1, 28445800), (2, 14222900), (4, 7111450), (5, 5689160), (8, 3555725), (10, 2844580), (20, 1422290), (25, 1137832), (40, 711145), (41, 693800), (50, 568916), (82, 346900), (100, 284458), (164, 173450), (200, 142229), (205, 138760), (328, 86725), (410, 69380), (820, 34690), (1025, 27752), (1640, 17345), (2050, 13876), (3469, 8200), (4100, 6938)]