57656560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{55439}}^1$

素因数の和:55465

約数の個数: 40

約数和(自身を含む): 144365760

約数和(自身を除く): 86709200

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 55439, 110878, 221756, 277195, 443512, 554390, 720707, 887024, 1108780, 1441414, 2217560, 2882828, 3603535, 4435120, 5765656, 7207070, 11531312, 14414140, 28828280, 57656560]

約数ペア:

[(1, 57656560), (2, 28828280), (4, 14414140), (5, 11531312), (8, 7207070), (10, 5765656), (13, 4435120), (16, 3603535), (20, 2882828), (26, 2217560), (40, 1441414), (52, 1108780), (65, 887024), (80, 720707), (104, 554390), (130, 443512), (208, 277195), (260, 221756), (520, 110878), (1040, 55439)]