251120512

素因数分解:

$2^7\times {\mathrm{29}}^1\times {\mathrm{67651}}^1$

素因数の和:67694

約数の個数: 32

約数和(自身を含む): 517537800

約数和(自身を除く): 266417288

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 64, 116, 128, 232, 464, 928, 1856, 3712, 67651, 135302, 270604, 541208, 1082416, 1961879, 2164832, 3923758, 4329664, 7847516, 8659328, 15695032, 31390064, 62780128, 125560256, 251120512]

約数ペア:

[(1, 251120512), (2, 125560256), (4, 62780128), (8, 31390064), (16, 15695032), (29, 8659328), (32, 7847516), (58, 4329664), (64, 3923758), (116, 2164832), (128, 1961879), (232, 1082416), (464, 541208), (928, 270604), (1856, 135302), (3712, 67651)]