72449780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{4159}}^1$

素因数の和:4248

約数の個数: 48

約数和(自身を含む): 166333440

約数和(自身を除く): 93883660

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 67, 130, 134, 260, 268, 335, 670, 871, 1340, 1742, 3484, 4159, 4355, 8318, 8710, 16636, 17420, 20795, 41590, 54067, 83180, 108134, 216268, 270335, 278653, 540670, 557306, 1081340, 1114612, 1393265, 2786530, 3622489, 5573060, 7244978, 14489956, 18112445, 36224890, 72449780]

約数ペア:

[(1, 72449780), (2, 36224890), (4, 18112445), (5, 14489956), (10, 7244978), (13, 5573060), (20, 3622489), (26, 2786530), (52, 1393265), (65, 1114612), (67, 1081340), (130, 557306), (134, 540670), (260, 278653), (268, 270335), (335, 216268), (670, 108134), (871, 83180), (1340, 54067), (1742, 41590), (3484, 20795), (4159, 17420), (4355, 16636), (8318, 8710)]