53973700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{353}}^1$

素因数の和:517

約数の個数: 72

約数和(自身を含む): 129054240

約数和(自身を除く): 75080540

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 139, 220, 275, 278, 353, 550, 556, 695, 706, 1100, 1390, 1412, 1529, 1765, 2780, 3058, 3475, 3530, 3883, 6116, 6950, 7060, 7645, 7766, 8825, 13900, 15290, 15532, 17650, 19415, 30580, 35300, 38225, 38830, 49067, 76450, 77660, 97075, 98134, 152900, 194150, 196268, 245335, 388300, 490670, 539737, 981340, 1079474, 1226675, 2158948, 2453350, 2698685, 4906700, 5397370, 10794740, 13493425, 26986850, 53973700]

約数ペア:

[(1, 53973700), (2, 26986850), (4, 13493425), (5, 10794740), (10, 5397370), (11, 4906700), (20, 2698685), (22, 2453350), (25, 2158948), (44, 1226675), (50, 1079474), (55, 981340), (100, 539737), (110, 490670), (139, 388300), (220, 245335), (275, 196268), (278, 194150), (353, 152900), (550, 98134), (556, 97075), (695, 77660), (706, 76450), (1100, 49067), (1390, 38830), (1412, 38225), (1529, 35300), (1765, 30580), (2780, 19415), (3058, 17650), (3475, 15532), (3530, 15290), (3883, 13900), (6116, 8825), (6950, 7766), (7060, 7645)]