27608900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1321}}^1$

素因数の和:1365

約数の個数: 72

約数和(自身を含む): 68849760

約数和(自身を除く): 41240860

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 25, 38, 44, 50, 55, 76, 95, 100, 110, 190, 209, 220, 275, 380, 418, 475, 550, 836, 950, 1045, 1100, 1321, 1900, 2090, 2642, 4180, 5225, 5284, 6605, 10450, 13210, 14531, 20900, 25099, 26420, 29062, 33025, 50198, 58124, 66050, 72655, 100396, 125495, 132100, 145310, 250990, 276089, 290620, 363275, 501980, 552178, 627475, 726550, 1104356, 1254950, 1380445, 1453100, 2509900, 2760890, 5521780, 6902225, 13804450, 27608900]

約数ペア:

[(1, 27608900), (2, 13804450), (4, 6902225), (5, 5521780), (10, 2760890), (11, 2509900), (19, 1453100), (20, 1380445), (22, 1254950), (25, 1104356), (38, 726550), (44, 627475), (50, 552178), (55, 501980), (76, 363275), (95, 290620), (100, 276089), (110, 250990), (190, 145310), (209, 132100), (220, 125495), (275, 100396), (380, 72655), (418, 66050), (475, 58124), (550, 50198), (836, 33025), (950, 29062), (1045, 26420), (1100, 25099), (1321, 20900), (1900, 14531), (2090, 13210), (2642, 10450), (4180, 6605), (5225, 5284)]