53456840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{619}}^1$

素因数の和:774

約数の個数: 64

約数和(自身を含む): 128563200

約数和(自身を除く): 75106360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 127, 136, 170, 254, 340, 508, 619, 635, 680, 1016, 1238, 1270, 2159, 2476, 2540, 3095, 4318, 4952, 5080, 6190, 8636, 10523, 10795, 12380, 17272, 21046, 21590, 24760, 42092, 43180, 52615, 78613, 84184, 86360, 105230, 157226, 210460, 314452, 393065, 420920, 628904, 786130, 1336421, 1572260, 2672842, 3144520, 5345684, 6682105, 10691368, 13364210, 26728420, 53456840]

約数ペア:

[(1, 53456840), (2, 26728420), (4, 13364210), (5, 10691368), (8, 6682105), (10, 5345684), (17, 3144520), (20, 2672842), (34, 1572260), (40, 1336421), (68, 786130), (85, 628904), (127, 420920), (136, 393065), (170, 314452), (254, 210460), (340, 157226), (508, 105230), (619, 86360), (635, 84184), (680, 78613), (1016, 52615), (1238, 43180), (1270, 42092), (2159, 24760), (2476, 21590), (2540, 21046), (3095, 17272), (4318, 12380), (4952, 10795), (5080, 10523), (6190, 8636)]