82401220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1$

素因数の和:301

約数の個数: 96

約数和(自身を含む): 198567936

約数和(自身を除く): 116166716

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 53, 55, 74, 106, 110, 148, 185, 191, 212, 220, 265, 370, 382, 407, 530, 583, 740, 764, 814, 955, 1060, 1166, 1628, 1910, 1961, 2035, 2101, 2332, 2915, 3820, 3922, 4070, 4202, 5830, 7067, 7844, 8140, 8404, 9805, 10123, 10505, 11660, 14134, 19610, 20246, 21010, 21571, 28268, 35335, 39220, 40492, 42020, 43142, 50615, 70670, 77737, 86284, 101230, 107855, 111353, 141340, 155474, 202460, 215710, 222706, 310948, 374551, 388685, 431420, 445412, 556765, 749102, 777370, 1113530, 1498204, 1554740, 1872755, 2227060, 3745510, 4120061, 7491020, 8240122, 16480244, 20600305, 41200610, 82401220]

約数ペア:

[(1, 82401220), (2, 41200610), (4, 20600305), (5, 16480244), (10, 8240122), (11, 7491020), (20, 4120061), (22, 3745510), (37, 2227060), (44, 1872755), (53, 1554740), (55, 1498204), (74, 1113530), (106, 777370), (110, 749102), (148, 556765), (185, 445412), (191, 431420), (212, 388685), (220, 374551), (265, 310948), (370, 222706), (382, 215710), (407, 202460), (530, 155474), (583, 141340), (740, 111353), (764, 107855), (814, 101230), (955, 86284), (1060, 77737), (1166, 70670), (1628, 50615), (1910, 43142), (1961, 42020), (2035, 40492), (2101, 39220), (2332, 35335), (2915, 28268), (3820, 21571), (3922, 21010), (4070, 20246), (4202, 19610), (5830, 14134), (7067, 11660), (7844, 10505), (8140, 10123), (8404, 9805)]