130019360

素因数分解:

$2^5\times 5^1\times {\mathrm{389}}^1\times {\mathrm{2089}}^1$

素因数の和:2493

約数の個数: 48

約数和(自身を含む): 308107800

約数和(自身を除く): 178088440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 389, 778, 1556, 1945, 2089, 3112, 3890, 4178, 6224, 7780, 8356, 10445, 12448, 15560, 16712, 20890, 31120, 33424, 41780, 62240, 66848, 83560, 167120, 334240, 812621, 1625242, 3250484, 4063105, 6500968, 8126210, 13001936, 16252420, 26003872, 32504840, 65009680, 130019360]

約数ペア:

[(1, 130019360), (2, 65009680), (4, 32504840), (5, 26003872), (8, 16252420), (10, 13001936), (16, 8126210), (20, 6500968), (32, 4063105), (40, 3250484), (80, 1625242), (160, 812621), (389, 334240), (778, 167120), (1556, 83560), (1945, 66848), (2089, 62240), (3112, 41780), (3890, 33424), (4178, 31120), (6224, 20890), (7780, 16712), (8356, 15560), (10445, 12448)]