285655971640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{549338407}}^1$

素因数の和:549338431

約数の個数: 32

約数和(自身を含む): 692166394080

約数和(自身を除く): 406510422440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 549338407, 1098676814, 2197353628, 2746692035, 4394707256, 5493384070, 7141399291, 10986768140, 14282798582, 21973536280, 28565597164, 35706996455, 57131194328, 71413992910, 142827985820, 285655971640]

約数ペア:

[(1, 285655971640), (2, 142827985820), (4, 71413992910), (5, 57131194328), (8, 35706996455), (10, 28565597164), (13, 21973536280), (20, 14282798582), (26, 10986768140), (40, 7141399291), (52, 5493384070), (65, 4394707256), (104, 2746692035), (130, 2197353628), (260, 1098676814), (520, 549338407)]