9905500

素因数分解:

$2^2\times 5^3\times {\mathrm{11}}^1\times {\mathrm{1801}}^1$

素因数の和:1831

約数の個数: 48

約数和(自身を含む): 23613408

約数和(自身を除く): 13707908

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 125, 220, 250, 275, 500, 550, 1100, 1375, 1801, 2750, 3602, 5500, 7204, 9005, 18010, 19811, 36020, 39622, 45025, 79244, 90050, 99055, 180100, 198110, 225125, 396220, 450250, 495275, 900500, 990550, 1981100, 2476375, 4952750, 9905500]

約数ペア:

[(1, 9905500), (2, 4952750), (4, 2476375), (5, 1981100), (10, 990550), (11, 900500), (20, 495275), (22, 450250), (25, 396220), (44, 225125), (50, 198110), (55, 180100), (100, 99055), (110, 90050), (125, 79244), (220, 45025), (250, 39622), (275, 36020), (500, 19811), (550, 18010), (1100, 9005), (1375, 7204), (1801, 5500), (2750, 3602)]