524721100

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{277}}^1\times {\mathrm{997}}^1$

素因数の和:1307

約数の個数: 72

約数和(自身を含む): 1204106960

約数和(自身を除く): 679385860

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 277, 380, 475, 554, 950, 997, 1108, 1385, 1900, 1994, 2770, 3988, 4985, 5263, 5540, 6925, 9970, 10526, 13850, 18943, 19940, 21052, 24925, 26315, 27700, 37886, 49850, 52630, 75772, 94715, 99700, 105260, 131575, 189430, 263150, 276169, 378860, 473575, 526300, 552338, 947150, 1104676, 1380845, 1894300, 2761690, 5247211, 5523380, 6904225, 10494422, 13808450, 20988844, 26236055, 27616900, 52472110, 104944220, 131180275, 262360550, 524721100]

約数ペア:

[(1, 524721100), (2, 262360550), (4, 131180275), (5, 104944220), (10, 52472110), (19, 27616900), (20, 26236055), (25, 20988844), (38, 13808450), (50, 10494422), (76, 6904225), (95, 5523380), (100, 5247211), (190, 2761690), (277, 1894300), (380, 1380845), (475, 1104676), (554, 947150), (950, 552338), (997, 526300), (1108, 473575), (1385, 378860), (1900, 276169), (1994, 263150), (2770, 189430), (3988, 131575), (4985, 105260), (5263, 99700), (5540, 94715), (6925, 75772), (9970, 52630), (10526, 49850), (13850, 37886), (18943, 27700), (19940, 26315), (21052, 24925)]