71290816

素因数分解:

$2^6\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{541}}^1$

素因数の和:653

約数の個数: 56

約数和(自身を含む): 148681440

約数和(自身を除く): 77390624

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 64, 71, 116, 142, 232, 284, 464, 541, 568, 928, 1082, 1136, 1856, 2059, 2164, 2272, 4118, 4328, 4544, 8236, 8656, 15689, 16472, 17312, 31378, 32944, 34624, 38411, 62756, 65888, 76822, 125512, 131776, 153644, 251024, 307288, 502048, 614576, 1004096, 1113919, 1229152, 2227838, 2458304, 4455676, 8911352, 17822704, 35645408, 71290816]

約数ペア:

[(1, 71290816), (2, 35645408), (4, 17822704), (8, 8911352), (16, 4455676), (29, 2458304), (32, 2227838), (58, 1229152), (64, 1113919), (71, 1004096), (116, 614576), (142, 502048), (232, 307288), (284, 251024), (464, 153644), (541, 131776), (568, 125512), (928, 76822), (1082, 65888), (1136, 62756), (1856, 38411), (2059, 34624), (2164, 32944), (2272, 31378), (4118, 17312), (4328, 16472), (4544, 15689), (8236, 8656)]