855030280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{23159}}^1$

素因数の和:23254

約数の個数: 64

約数和(自身を含む): 2101075200

約数和(自身を除く): 1246044920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 71, 104, 130, 142, 260, 284, 355, 520, 568, 710, 923, 1420, 1846, 2840, 3692, 4615, 7384, 9230, 18460, 23159, 36920, 46318, 92636, 115795, 185272, 231590, 301067, 463180, 602134, 926360, 1204268, 1505335, 1644289, 2408536, 3010670, 3288578, 6021340, 6577156, 8221445, 12042680, 13154312, 16442890, 21375757, 32885780, 42751514, 65771560, 85503028, 106878785, 171006056, 213757570, 427515140, 855030280]

約数ペア:

[(1, 855030280), (2, 427515140), (4, 213757570), (5, 171006056), (8, 106878785), (10, 85503028), (13, 65771560), (20, 42751514), (26, 32885780), (40, 21375757), (52, 16442890), (65, 13154312), (71, 12042680), (104, 8221445), (130, 6577156), (142, 6021340), (260, 3288578), (284, 3010670), (355, 2408536), (520, 1644289), (568, 1505335), (710, 1204268), (923, 926360), (1420, 602134), (1846, 463180), (2840, 301067), (3692, 231590), (4615, 185272), (7384, 115795), (9230, 92636), (18460, 46318), (23159, 36920)]