65357180

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{3923}}^1$

素因数の和:3963

約数の個数: 72

約数和(自身を含む): 169093008

約数和(自身を除く): 103735828

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 68, 70, 85, 98, 119, 140, 170, 196, 238, 245, 340, 476, 490, 595, 833, 980, 1190, 1666, 2380, 3332, 3923, 4165, 7846, 8330, 15692, 16660, 19615, 27461, 39230, 54922, 66691, 78460, 109844, 133382, 137305, 192227, 266764, 274610, 333455, 384454, 466837, 549220, 666910, 768908, 933674, 961135, 1333820, 1867348, 1922270, 2334185, 3267859, 3844540, 4668370, 6535718, 9336740, 13071436, 16339295, 32678590, 65357180]

約数ペア:

[(1, 65357180), (2, 32678590), (4, 16339295), (5, 13071436), (7, 9336740), (10, 6535718), (14, 4668370), (17, 3844540), (20, 3267859), (28, 2334185), (34, 1922270), (35, 1867348), (49, 1333820), (68, 961135), (70, 933674), (85, 768908), (98, 666910), (119, 549220), (140, 466837), (170, 384454), (196, 333455), (238, 274610), (245, 266764), (340, 192227), (476, 137305), (490, 133382), (595, 109844), (833, 78460), (980, 66691), (1190, 54922), (1666, 39230), (2380, 27461), (3332, 19615), (3923, 16660), (4165, 15692), (7846, 8330)]