8889889280

素因数分解:

$2^9\times 5^1\times {\mathrm{53}}^1\times {\mathrm{65521}}^1$

素因数の和:65597

約数の個数: 80

約数和(自身を含む): 21717397944

約数和(自身を除く): 12827508664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 64, 80, 106, 128, 160, 212, 256, 265, 320, 424, 512, 530, 640, 848, 1060, 1280, 1696, 2120, 2560, 3392, 4240, 6784, 8480, 13568, 16960, 27136, 33920, 65521, 67840, 131042, 135680, 262084, 327605, 524168, 655210, 1048336, 1310420, 2096672, 2620840, 3472613, 4193344, 5241680, 6945226, 8386688, 10483360, 13890452, 16773376, 17363065, 20966720, 27780904, 33546752, 34726130, 41933440, 55561808, 69452260, 83866880, 111123616, 138904520, 167733760, 222247232, 277809040, 444494464, 555618080, 888988928, 1111236160, 1777977856, 2222472320, 4444944640, 8889889280]

約数ペア:

[(1, 8889889280), (2, 4444944640), (4, 2222472320), (5, 1777977856), (8, 1111236160), (10, 888988928), (16, 555618080), (20, 444494464), (32, 277809040), (40, 222247232), (53, 167733760), (64, 138904520), (80, 111123616), (106, 83866880), (128, 69452260), (160, 55561808), (212, 41933440), (256, 34726130), (265, 33546752), (320, 27780904), (424, 20966720), (512, 17363065), (530, 16773376), (640, 13890452), (848, 10483360), (1060, 8386688), (1280, 6945226), (1696, 5241680), (2120, 4193344), (2560, 3472613), (3392, 2620840), (4240, 2096672), (6784, 1310420), (8480, 1048336), (13568, 655210), (16960, 524168), (27136, 327605), (33920, 262084), (65521, 135680), (67840, 131042)]