87018580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{439}}^1$

素因数の和:529

約数の個数: 96

約数和(自身を含む): 215550720

約数和(自身を除く): 128532140

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 53, 55, 68, 85, 106, 110, 170, 187, 212, 220, 265, 340, 374, 439, 530, 583, 748, 878, 901, 935, 1060, 1166, 1756, 1802, 1870, 2195, 2332, 2915, 3604, 3740, 4390, 4505, 4829, 5830, 7463, 8780, 9010, 9658, 9911, 11660, 14926, 18020, 19316, 19822, 23267, 24145, 29852, 37315, 39644, 46534, 48290, 49555, 74630, 82093, 93068, 96580, 99110, 116335, 149260, 164186, 198220, 232670, 255937, 328372, 395539, 410465, 465340, 511874, 791078, 820930, 1023748, 1279685, 1582156, 1641860, 1977695, 2559370, 3955390, 4350929, 5118740, 7910780, 8701858, 17403716, 21754645, 43509290, 87018580]

約数ペア:

[(1, 87018580), (2, 43509290), (4, 21754645), (5, 17403716), (10, 8701858), (11, 7910780), (17, 5118740), (20, 4350929), (22, 3955390), (34, 2559370), (44, 1977695), (53, 1641860), (55, 1582156), (68, 1279685), (85, 1023748), (106, 820930), (110, 791078), (170, 511874), (187, 465340), (212, 410465), (220, 395539), (265, 328372), (340, 255937), (374, 232670), (439, 198220), (530, 164186), (583, 149260), (748, 116335), (878, 99110), (901, 96580), (935, 93068), (1060, 82093), (1166, 74630), (1756, 49555), (1802, 48290), (1870, 46534), (2195, 39644), (2332, 37315), (2915, 29852), (3604, 24145), (3740, 23267), (4390, 19822), (4505, 19316), (4829, 18020), (5830, 14926), (7463, 11660), (8780, 9911), (9010, 9658)]