72458210

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{937}}^1$

素因数の和:1011

約数の個数: 64

約数和(自身を含む): 153982080

約数和(自身を除く): 81523870

約数列:

[1, 2, 5, 10, 11, 19, 22, 37, 38, 55, 74, 95, 110, 185, 190, 209, 370, 407, 418, 703, 814, 937, 1045, 1406, 1874, 2035, 2090, 3515, 4070, 4685, 7030, 7733, 9370, 10307, 15466, 17803, 20614, 34669, 35606, 38665, 51535, 69338, 77330, 89015, 103070, 173345, 178030, 195833, 346690, 381359, 391666, 658711, 762718, 979165, 1317422, 1906795, 1958330, 3293555, 3813590, 6587110, 7245821, 14491642, 36229105, 72458210]

約数ペア:

[(1, 72458210), (2, 36229105), (5, 14491642), (10, 7245821), (11, 6587110), (19, 3813590), (22, 3293555), (37, 1958330), (38, 1906795), (55, 1317422), (74, 979165), (95, 762718), (110, 658711), (185, 391666), (190, 381359), (209, 346690), (370, 195833), (407, 178030), (418, 173345), (703, 103070), (814, 89015), (937, 77330), (1045, 69338), (1406, 51535), (1874, 38665), (2035, 35606), (2090, 34669), (3515, 20614), (4070, 17803), (4685, 15466), (7030, 10307), (7733, 9370)]