65715320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{641}}^1$

素因数の和:896

約数の個数: 64

約数和(自身を含む): 162246240

約数和(自身を除く): 96530920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 233, 440, 466, 641, 932, 1165, 1282, 1864, 2330, 2563, 2564, 3205, 4660, 5126, 5128, 6410, 7051, 9320, 10252, 12815, 12820, 14102, 20504, 25630, 25640, 28204, 35255, 51260, 56408, 70510, 102520, 141020, 149353, 282040, 298706, 597412, 746765, 1194824, 1493530, 1642883, 2987060, 3285766, 5974120, 6571532, 8214415, 13143064, 16428830, 32857660, 65715320]

約数ペア:

[(1, 65715320), (2, 32857660), (4, 16428830), (5, 13143064), (8, 8214415), (10, 6571532), (11, 5974120), (20, 3285766), (22, 2987060), (40, 1642883), (44, 1493530), (55, 1194824), (88, 746765), (110, 597412), (220, 298706), (233, 282040), (440, 149353), (466, 141020), (641, 102520), (932, 70510), (1165, 56408), (1282, 51260), (1864, 35255), (2330, 28204), (2563, 25640), (2564, 25630), (3205, 20504), (4660, 14102), (5126, 12820), (5128, 12815), (6410, 10252), (7051, 9320)]