84989740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{197}}^1$

素因数の和:307

約数の個数: 96

約数和(自身を含む): 204773184

約数和(自身を除く): 119783444

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 53, 55, 74, 106, 110, 148, 185, 197, 212, 220, 265, 370, 394, 407, 530, 583, 740, 788, 814, 985, 1060, 1166, 1628, 1961, 1970, 2035, 2167, 2332, 2915, 3922, 3940, 4070, 4334, 5830, 7289, 7844, 8140, 8668, 9805, 10441, 10835, 11660, 14578, 19610, 20882, 21571, 21670, 29156, 36445, 39220, 41764, 43142, 43340, 52205, 72890, 80179, 86284, 104410, 107855, 114851, 145780, 160358, 208820, 215710, 229702, 320716, 386317, 400895, 431420, 459404, 574255, 772634, 801790, 1148510, 1545268, 1603580, 1931585, 2297020, 3863170, 4249487, 7726340, 8498974, 16997948, 21247435, 42494870, 84989740]

約数ペア:

[(1, 84989740), (2, 42494870), (4, 21247435), (5, 16997948), (10, 8498974), (11, 7726340), (20, 4249487), (22, 3863170), (37, 2297020), (44, 1931585), (53, 1603580), (55, 1545268), (74, 1148510), (106, 801790), (110, 772634), (148, 574255), (185, 459404), (197, 431420), (212, 400895), (220, 386317), (265, 320716), (370, 229702), (394, 215710), (407, 208820), (530, 160358), (583, 145780), (740, 114851), (788, 107855), (814, 104410), (985, 86284), (1060, 80179), (1166, 72890), (1628, 52205), (1961, 43340), (1970, 43142), (2035, 41764), (2167, 39220), (2332, 36445), (2915, 29156), (3922, 21670), (3940, 21571), (4070, 20882), (4334, 19610), (5830, 14578), (7289, 11660), (7844, 10835), (8140, 10441), (8668, 9805)]