204975100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{6011}}^1$

素因数の和:6067

約数の個数: 72

約数和(自身を含む): 500967936

約数和(自身を除く): 295992836

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 31, 44, 50, 55, 62, 100, 110, 124, 155, 220, 275, 310, 341, 550, 620, 682, 775, 1100, 1364, 1550, 1705, 3100, 3410, 6011, 6820, 8525, 12022, 17050, 24044, 30055, 34100, 60110, 66121, 120220, 132242, 150275, 186341, 264484, 300550, 330605, 372682, 601100, 661210, 745364, 931705, 1322420, 1653025, 1863410, 2049751, 3306050, 3726820, 4099502, 4658525, 6612100, 8199004, 9317050, 10248755, 18634100, 20497510, 40995020, 51243775, 102487550, 204975100]

約数ペア:

[(1, 204975100), (2, 102487550), (4, 51243775), (5, 40995020), (10, 20497510), (11, 18634100), (20, 10248755), (22, 9317050), (25, 8199004), (31, 6612100), (44, 4658525), (50, 4099502), (55, 3726820), (62, 3306050), (100, 2049751), (110, 1863410), (124, 1653025), (155, 1322420), (220, 931705), (275, 745364), (310, 661210), (341, 601100), (550, 372682), (620, 330605), (682, 300550), (775, 264484), (1100, 186341), (1364, 150275), (1550, 132242), (1705, 120220), (3100, 66121), (3410, 60110), (6011, 34100), (6820, 30055), (8525, 24044), (12022, 17050)]