64574390

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{263}}^1\times {\mathrm{571}}^1$

素因数の和:884

約数の個数: 32

約数和(自身を含む): 119598336

約数和(自身を除く): 55023946

約数列:

[1, 2, 5, 10, 43, 86, 215, 263, 430, 526, 571, 1142, 1315, 2630, 2855, 5710, 11309, 22618, 24553, 49106, 56545, 113090, 122765, 150173, 245530, 300346, 750865, 1501730, 6457439, 12914878, 32287195, 64574390]

約数ペア:

[(1, 64574390), (2, 32287195), (5, 12914878), (10, 6457439), (43, 1501730), (86, 750865), (215, 300346), (263, 245530), (430, 150173), (526, 122765), (571, 113090), (1142, 56545), (1315, 49106), (2630, 24553), (2855, 22618), (5710, 11309)]