4509050

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{991}}^1$

素因数の和:1023

約数の個数: 48

約数和(自身を含む): 10332672

約数和(自身を除く): 5823622

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 50, 65, 70, 91, 130, 175, 182, 325, 350, 455, 650, 910, 991, 1982, 2275, 4550, 4955, 6937, 9910, 12883, 13874, 24775, 25766, 34685, 49550, 64415, 69370, 90181, 128830, 173425, 180362, 322075, 346850, 450905, 644150, 901810, 2254525, 4509050]

約数ペア:

[(1, 4509050), (2, 2254525), (5, 901810), (7, 644150), (10, 450905), (13, 346850), (14, 322075), (25, 180362), (26, 173425), (35, 128830), (50, 90181), (65, 69370), (70, 64415), (91, 49550), (130, 34685), (175, 25766), (182, 24775), (325, 13874), (350, 12883), (455, 9910), (650, 6937), (910, 4955), (991, 4550), (1982, 2275)]