105498580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{499}}^1$

素因数の和:581

約数の個数: 72

約数和(自身を含む): 250236000

約数和(自身を除く): 144737420

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 499, 620, 682, 961, 998, 1364, 1705, 1922, 1996, 2495, 3410, 3844, 4805, 4990, 5489, 6820, 9610, 9980, 10571, 10978, 15469, 19220, 21142, 21956, 27445, 30938, 42284, 52855, 54890, 61876, 77345, 105710, 109780, 154690, 170159, 211420, 309380, 340318, 479539, 680636, 850795, 959078, 1701590, 1918156, 2397695, 3403180, 4795390, 5274929, 9590780, 10549858, 21099716, 26374645, 52749290, 105498580]

約数ペア:

[(1, 105498580), (2, 52749290), (4, 26374645), (5, 21099716), (10, 10549858), (11, 9590780), (20, 5274929), (22, 4795390), (31, 3403180), (44, 2397695), (55, 1918156), (62, 1701590), (110, 959078), (124, 850795), (155, 680636), (220, 479539), (310, 340318), (341, 309380), (499, 211420), (620, 170159), (682, 154690), (961, 109780), (998, 105710), (1364, 77345), (1705, 61876), (1922, 54890), (1996, 52855), (2495, 42284), (3410, 30938), (3844, 27445), (4805, 21956), (4990, 21142), (5489, 19220), (6820, 15469), (9610, 10978), (9980, 10571)]