47884100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{431}}^1$

素因数の和:557

約数の個数: 72

約数和(自身を含む): 114742656

約数和(自身を除く): 66858556

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 101, 110, 202, 220, 275, 404, 431, 505, 550, 862, 1010, 1100, 1111, 1724, 2020, 2155, 2222, 2525, 4310, 4444, 4741, 5050, 5555, 8620, 9482, 10100, 10775, 11110, 18964, 21550, 22220, 23705, 27775, 43100, 43531, 47410, 55550, 87062, 94820, 111100, 118525, 174124, 217655, 237050, 435310, 474100, 478841, 870620, 957682, 1088275, 1915364, 2176550, 2394205, 4353100, 4788410, 9576820, 11971025, 23942050, 47884100]

約数ペア:

[(1, 47884100), (2, 23942050), (4, 11971025), (5, 9576820), (10, 4788410), (11, 4353100), (20, 2394205), (22, 2176550), (25, 1915364), (44, 1088275), (50, 957682), (55, 870620), (100, 478841), (101, 474100), (110, 435310), (202, 237050), (220, 217655), (275, 174124), (404, 118525), (431, 111100), (505, 94820), (550, 87062), (862, 55550), (1010, 47410), (1100, 43531), (1111, 43100), (1724, 27775), (2020, 23705), (2155, 22220), (2222, 21550), (2525, 18964), (4310, 11110), (4444, 10775), (4741, 10100), (5050, 9482), (5555, 8620)]