80606900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{577}}^1$

素因数の和:729

約数の個数: 72

約数和(自身を含む): 192654336

約数和(自身を除く): 112047436

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 127, 220, 254, 275, 508, 550, 577, 635, 1100, 1154, 1270, 1397, 2308, 2540, 2794, 2885, 3175, 5588, 5770, 6347, 6350, 6985, 11540, 12694, 12700, 13970, 14425, 25388, 27940, 28850, 31735, 34925, 57700, 63470, 69850, 73279, 126940, 139700, 146558, 158675, 293116, 317350, 366395, 634700, 732790, 806069, 1465580, 1612138, 1831975, 3224276, 3663950, 4030345, 7327900, 8060690, 16121380, 20151725, 40303450, 80606900]

約数ペア:

[(1, 80606900), (2, 40303450), (4, 20151725), (5, 16121380), (10, 8060690), (11, 7327900), (20, 4030345), (22, 3663950), (25, 3224276), (44, 1831975), (50, 1612138), (55, 1465580), (100, 806069), (110, 732790), (127, 634700), (220, 366395), (254, 317350), (275, 293116), (508, 158675), (550, 146558), (577, 139700), (635, 126940), (1100, 73279), (1154, 69850), (1270, 63470), (1397, 57700), (2308, 34925), (2540, 31735), (2794, 28850), (2885, 27940), (3175, 25388), (5588, 14425), (5770, 13970), (6347, 12700), (6350, 12694), (6985, 11540)]