27804700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1$

素因数の和:212

約数の個数: 144

約数和(自身を含む): 78994944

約数和(自身を除く): 51190244

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 23, 25, 28, 35, 44, 46, 50, 55, 70, 77, 92, 100, 110, 115, 140, 154, 157, 161, 175, 220, 230, 253, 275, 308, 314, 322, 350, 385, 460, 506, 550, 575, 628, 644, 700, 770, 785, 805, 1012, 1099, 1100, 1150, 1265, 1540, 1570, 1610, 1727, 1771, 1925, 2198, 2300, 2530, 3140, 3220, 3454, 3542, 3611, 3850, 3925, 4025, 4396, 5060, 5495, 6325, 6908, 7084, 7222, 7700, 7850, 8050, 8635, 8855, 10990, 12089, 12650, 14444, 15700, 16100, 17270, 17710, 18055, 21980, 24178, 25277, 25300, 27475, 34540, 35420, 36110, 39721, 43175, 44275, 48356, 50554, 54950, 60445, 72220, 79442, 86350, 88550, 90275, 101108, 109900, 120890, 126385, 158884, 172700, 177100, 180550, 198605, 241780, 252770, 278047, 302225, 361100, 397210, 505540, 556094, 604450, 631925, 794420, 993025, 1112188, 1208900, 1263850, 1390235, 1986050, 2527700, 2780470, 3972100, 5560940, 6951175, 13902350, 27804700]

約数ペア:

[(1, 27804700), (2, 13902350), (4, 6951175), (5, 5560940), (7, 3972100), (10, 2780470), (11, 2527700), (14, 1986050), (20, 1390235), (22, 1263850), (23, 1208900), (25, 1112188), (28, 993025), (35, 794420), (44, 631925), (46, 604450), (50, 556094), (55, 505540), (70, 397210), (77, 361100), (92, 302225), (100, 278047), (110, 252770), (115, 241780), (140, 198605), (154, 180550), (157, 177100), (161, 172700), (175, 158884), (220, 126385), (230, 120890), (253, 109900), (275, 101108), (308, 90275), (314, 88550), (322, 86350), (350, 79442), (385, 72220), (460, 60445), (506, 54950), (550, 50554), (575, 48356), (628, 44275), (644, 43175), (700, 39721), (770, 36110), (785, 35420), (805, 34540), (1012, 27475), (1099, 25300), (1100, 25277), (1150, 24178), (1265, 21980), (1540, 18055), (1570, 17710), (1610, 17270), (1727, 16100), (1771, 15700), (1925, 14444), (2198, 12650), (2300, 12089), (2530, 10990), (3140, 8855), (3220, 8635), (3454, 8050), (3542, 7850), (3611, 7700), (3850, 7222), (3925, 7084), (4025, 6908), (4396, 6325), (5060, 5495)]