10901000

素因数分解:

$2^3\times 5^3\times {\mathrm{11}}^1\times {\mathrm{991}}^1$

素因数の和:1023

約数の個数: 64

約数和(自身を含む): 27855360

約数和(自身を除く): 16954360

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 125, 200, 220, 250, 275, 440, 500, 550, 991, 1000, 1100, 1375, 1982, 2200, 2750, 3964, 4955, 5500, 7928, 9910, 10901, 11000, 19820, 21802, 24775, 39640, 43604, 49550, 54505, 87208, 99100, 109010, 123875, 198200, 218020, 247750, 272525, 436040, 495500, 545050, 991000, 1090100, 1362625, 2180200, 2725250, 5450500, 10901000]

約数ペア:

[(1, 10901000), (2, 5450500), (4, 2725250), (5, 2180200), (8, 1362625), (10, 1090100), (11, 991000), (20, 545050), (22, 495500), (25, 436040), (40, 272525), (44, 247750), (50, 218020), (55, 198200), (88, 123875), (100, 109010), (110, 99100), (125, 87208), (200, 54505), (220, 49550), (250, 43604), (275, 39640), (440, 24775), (500, 21802), (550, 19820), (991, 11000), (1000, 10901), (1100, 9910), (1375, 7928), (1982, 5500), (2200, 4955), (2750, 3964)]