81935910

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{130057}}^1$

素因数の和:130077

約数の個数: 48

約数和(自身を含む): 243468576

約数和(自身を除く): 161532666

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 130057, 260114, 390171, 650285, 780342, 910399, 1170513, 1300570, 1820798, 1950855, 2341026, 2731197, 3901710, 4551995, 5462394, 5852565, 8193591, 9103990, 11705130, 13655985, 16387182, 27311970, 40967955, 81935910]

約数ペア:

[(1, 81935910), (2, 40967955), (3, 27311970), (5, 16387182), (6, 13655985), (7, 11705130), (9, 9103990), (10, 8193591), (14, 5852565), (15, 5462394), (18, 4551995), (21, 3901710), (30, 2731197), (35, 2341026), (42, 1950855), (45, 1820798), (63, 1300570), (70, 1170513), (90, 910399), (105, 780342), (126, 650285), (210, 390171), (315, 260114), (630, 130057)]