55800520

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{26321}}^1$

素因数の和:26385

約数の個数: 32

約数和(自身を含む): 127924920

約数和(自身を除く): 72124400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 26321, 52642, 105284, 131605, 210568, 263210, 526420, 1052840, 1395013, 2790026, 5580052, 6975065, 11160104, 13950130, 27900260, 55800520]

約数ペア:

[(1, 55800520), (2, 27900260), (4, 13950130), (5, 11160104), (8, 6975065), (10, 5580052), (20, 2790026), (40, 1395013), (53, 1052840), (106, 526420), (212, 263210), (265, 210568), (424, 131605), (530, 105284), (1060, 52642), (2120, 26321)]