27806900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1487}}^1$

素因数の和:1529

約数の個数: 72

約数和(自身を含む): 69745536

約数和(自身を除く): 41938636

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 25, 34, 44, 50, 55, 68, 85, 100, 110, 170, 187, 220, 275, 340, 374, 425, 550, 748, 850, 935, 1100, 1487, 1700, 1870, 2974, 3740, 4675, 5948, 7435, 9350, 14870, 16357, 18700, 25279, 29740, 32714, 37175, 50558, 65428, 74350, 81785, 101116, 126395, 148700, 163570, 252790, 278069, 327140, 408925, 505580, 556138, 631975, 817850, 1112276, 1263950, 1390345, 1635700, 2527900, 2780690, 5561380, 6951725, 13903450, 27806900]

約数ペア:

[(1, 27806900), (2, 13903450), (4, 6951725), (5, 5561380), (10, 2780690), (11, 2527900), (17, 1635700), (20, 1390345), (22, 1263950), (25, 1112276), (34, 817850), (44, 631975), (50, 556138), (55, 505580), (68, 408925), (85, 327140), (100, 278069), (110, 252790), (170, 163570), (187, 148700), (220, 126395), (275, 101116), (340, 81785), (374, 74350), (425, 65428), (550, 50558), (748, 37175), (850, 32714), (935, 29740), (1100, 25279), (1487, 18700), (1700, 16357), (1870, 14870), (2974, 9350), (3740, 7435), (4675, 5948)]