55445120

素因数分解:

$2^7\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2113}}^1$

素因数の和:2173

約数の個数: 64

約数和(自身を含む): 135845640

約数和(自身を除く): 80400520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 128, 160, 164, 205, 320, 328, 410, 640, 656, 820, 1312, 1640, 2113, 2624, 3280, 4226, 5248, 6560, 8452, 10565, 13120, 16904, 21130, 26240, 33808, 42260, 67616, 84520, 86633, 135232, 169040, 173266, 270464, 338080, 346532, 433165, 676160, 693064, 866330, 1352320, 1386128, 1732660, 2772256, 3465320, 5544512, 6930640, 11089024, 13861280, 27722560, 55445120]

約数ペア:

[(1, 55445120), (2, 27722560), (4, 13861280), (5, 11089024), (8, 6930640), (10, 5544512), (16, 3465320), (20, 2772256), (32, 1732660), (40, 1386128), (41, 1352320), (64, 866330), (80, 693064), (82, 676160), (128, 433165), (160, 346532), (164, 338080), (205, 270464), (320, 173266), (328, 169040), (410, 135232), (640, 86633), (656, 84520), (820, 67616), (1312, 42260), (1640, 33808), (2113, 26240), (2624, 21130), (3280, 16904), (4226, 13120), (5248, 10565), (6560, 8452)]