55090100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1367}}^1$

素因数の和:1425

約数の個数: 72

約数和(自身を含む): 132991488

約数和(自身を除く): 77901388

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 31, 50, 52, 62, 65, 100, 124, 130, 155, 260, 310, 325, 403, 620, 650, 775, 806, 1300, 1367, 1550, 1612, 2015, 2734, 3100, 4030, 5468, 6835, 8060, 10075, 13670, 17771, 20150, 27340, 34175, 35542, 40300, 42377, 68350, 71084, 84754, 88855, 136700, 169508, 177710, 211885, 355420, 423770, 444275, 550901, 847540, 888550, 1059425, 1101802, 1777100, 2118850, 2203604, 2754505, 4237700, 5509010, 11018020, 13772525, 27545050, 55090100]

約数ペア:

[(1, 55090100), (2, 27545050), (4, 13772525), (5, 11018020), (10, 5509010), (13, 4237700), (20, 2754505), (25, 2203604), (26, 2118850), (31, 1777100), (50, 1101802), (52, 1059425), (62, 888550), (65, 847540), (100, 550901), (124, 444275), (130, 423770), (155, 355420), (260, 211885), (310, 177710), (325, 169508), (403, 136700), (620, 88855), (650, 84754), (775, 71084), (806, 68350), (1300, 42377), (1367, 40300), (1550, 35542), (1612, 34175), (2015, 27340), (2734, 20150), (3100, 17771), (4030, 13670), (5468, 10075), (6835, 8060)]