42289206580

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{193}}^1\times {\mathrm{211}}^1\times {\mathrm{379}}^1$

素因数の和:929

約数の個数: 96

約数和(自身を含む): 90583597440

約数和(自身を除く): 48294390860

約数列:

[1, 2, 4, 5, 10, 20, 137, 193, 211, 274, 379, 386, 422, 548, 685, 758, 772, 844, 965, 1055, 1370, 1516, 1895, 1930, 2110, 2740, 3790, 3860, 4220, 7580, 26441, 28907, 40723, 51923, 52882, 57814, 73147, 79969, 81446, 103846, 105764, 115628, 132205, 144535, 146294, 159938, 162892, 203615, 207692, 259615, 264410, 289070, 292588, 319876, 365735, 399845, 407230, 519230, 528820, 578140, 731470, 799690, 814460, 1038460, 1462940, 1599380, 5579051, 10021139, 10955753, 11158102, 15434017, 20042278, 21911506, 22316204, 27895255, 30868034, 40084556, 43823012, 50105695, 54778765, 55790510, 61736068, 77170085, 100211390, 109557530, 111581020, 154340170, 200422780, 219115060, 308680340, 2114460329, 4228920658, 8457841316, 10572301645, 21144603290, 42289206580]

約数ペア:

[(1, 42289206580), (2, 21144603290), (4, 10572301645), (5, 8457841316), (10, 4228920658), (20, 2114460329), (137, 308680340), (193, 219115060), (211, 200422780), (274, 154340170), (379, 111581020), (386, 109557530), (422, 100211390), (548, 77170085), (685, 61736068), (758, 55790510), (772, 54778765), (844, 50105695), (965, 43823012), (1055, 40084556), (1370, 30868034), (1516, 27895255), (1895, 22316204), (1930, 21911506), (2110, 20042278), (2740, 15434017), (3790, 11158102), (3860, 10955753), (4220, 10021139), (7580, 5579051), (26441, 1599380), (28907, 1462940), (40723, 1038460), (51923, 814460), (52882, 799690), (57814, 731470), (73147, 578140), (79969, 528820), (81446, 519230), (103846, 407230), (105764, 399845), (115628, 365735), (132205, 319876), (144535, 292588), (146294, 289070), (159938, 264410), (162892, 259615), (203615, 207692)]