8045786900

素因数分解:

$2^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{461}}^1$

素因数の和:654

約数の個数: 144

約数和(自身を含む): 18514908720

約数和(自身を除く): 10469121820

約数列:

[1, 2, 4, 5, 10, 20, 25, 37, 50, 53, 74, 89, 100, 106, 148, 178, 185, 212, 265, 356, 370, 445, 461, 530, 740, 890, 922, 925, 1060, 1325, 1780, 1844, 1850, 1961, 2225, 2305, 2650, 3293, 3700, 3922, 4450, 4610, 4717, 5300, 6586, 7844, 8900, 9220, 9434, 9805, 11525, 13172, 16465, 17057, 18868, 19610, 23050, 23585, 24433, 32930, 34114, 39220, 41029, 46100, 47170, 48866, 49025, 65860, 68228, 82058, 82325, 85285, 94340, 97732, 98050, 117925, 122165, 164116, 164650, 170570, 174529, 196100, 205145, 235850, 244330, 329300, 341140, 349058, 410290, 426425, 471700, 488660, 610825, 698116, 820580, 852850, 872645, 904021, 1025725, 1221650, 1518073, 1705700, 1745290, 1808042, 2051450, 2174537, 2443300, 3036146, 3490580, 3616084, 4102900, 4349074, 4363225, 4520105, 6072292, 7590365, 8698148, 8726450, 9040210, 10872685, 15180730, 17452900, 18080420, 21745370, 22600525, 30361460, 37951825, 43490740, 45201050, 54363425, 75903650, 80457869, 90402100, 108726850, 151807300, 160915738, 217453700, 321831476, 402289345, 804578690, 1609157380, 2011446725, 4022893450, 8045786900]

約数ペア:

[(1, 8045786900), (2, 4022893450), (4, 2011446725), (5, 1609157380), (10, 804578690), (20, 402289345), (25, 321831476), (37, 217453700), (50, 160915738), (53, 151807300), (74, 108726850), (89, 90402100), (100, 80457869), (106, 75903650), (148, 54363425), (178, 45201050), (185, 43490740), (212, 37951825), (265, 30361460), (356, 22600525), (370, 21745370), (445, 18080420), (461, 17452900), (530, 15180730), (740, 10872685), (890, 9040210), (922, 8726450), (925, 8698148), (1060, 7590365), (1325, 6072292), (1780, 4520105), (1844, 4363225), (1850, 4349074), (1961, 4102900), (2225, 3616084), (2305, 3490580), (2650, 3036146), (3293, 2443300), (3700, 2174537), (3922, 2051450), (4450, 1808042), (4610, 1745290), (4717, 1705700), (5300, 1518073), (6586, 1221650), (7844, 1025725), (8900, 904021), (9220, 872645), (9434, 852850), (9805, 820580), (11525, 698116), (13172, 610825), (16465, 488660), (17057, 471700), (18868, 426425), (19610, 410290), (23050, 349058), (23585, 341140), (24433, 329300), (32930, 244330), (34114, 235850), (39220, 205145), (41029, 196100), (46100, 174529), (47170, 170570), (48866, 164650), (49025, 164116), (65860, 122165), (68228, 117925), (82058, 98050), (82325, 97732), (85285, 94340)]