71952640

素因数分解:

$2^8\times 5^1\times {\mathrm{67}}^1\times {\mathrm{839}}^1$

素因数の和:927

約数の個数: 72

約数和(自身を含む): 175129920

約数和(自身を除く): 103177280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 67, 80, 128, 134, 160, 256, 268, 320, 335, 536, 640, 670, 839, 1072, 1280, 1340, 1678, 2144, 2680, 3356, 4195, 4288, 5360, 6712, 8390, 8576, 10720, 13424, 16780, 17152, 21440, 26848, 33560, 42880, 53696, 56213, 67120, 85760, 107392, 112426, 134240, 214784, 224852, 268480, 281065, 449704, 536960, 562130, 899408, 1073920, 1124260, 1798816, 2248520, 3597632, 4497040, 7195264, 8994080, 14390528, 17988160, 35976320, 71952640]

約数ペア:

[(1, 71952640), (2, 35976320), (4, 17988160), (5, 14390528), (8, 8994080), (10, 7195264), (16, 4497040), (20, 3597632), (32, 2248520), (40, 1798816), (64, 1124260), (67, 1073920), (80, 899408), (128, 562130), (134, 536960), (160, 449704), (256, 281065), (268, 268480), (320, 224852), (335, 214784), (536, 134240), (640, 112426), (670, 107392), (839, 85760), (1072, 67120), (1280, 56213), (1340, 53696), (1678, 42880), (2144, 33560), (2680, 26848), (3356, 21440), (4195, 17152), (4288, 16780), (5360, 13424), (6712, 10720), (8390, 8576)]