53564840

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{27329}}^1$

素因数の和:27354

約数の個数: 48

約数和(自身を含む): 140202900

約数和(自身を除く): 86638060

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 27329, 54658, 109316, 136645, 191303, 218632, 273290, 382606, 546580, 765212, 956515, 1093160, 1339121, 1530424, 1913030, 2678242, 3826060, 5356484, 6695605, 7652120, 10712968, 13391210, 26782420, 53564840]

約数ペア:

[(1, 53564840), (2, 26782420), (4, 13391210), (5, 10712968), (7, 7652120), (8, 6695605), (10, 5356484), (14, 3826060), (20, 2678242), (28, 1913030), (35, 1530424), (40, 1339121), (49, 1093160), (56, 956515), (70, 765212), (98, 546580), (140, 382606), (196, 273290), (245, 218632), (280, 191303), (392, 136645), (490, 109316), (980, 54658), (1960, 27329)]