73440040

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^2\times {\mathrm{409}}^1$

素因数の和:554

約数の個数: 48

約数和(自身を含む): 168153300

約数和(自身を除く): 94713260

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 409, 536, 670, 818, 1340, 1636, 2045, 2680, 3272, 4090, 4489, 8180, 8978, 16360, 17956, 22445, 27403, 35912, 44890, 54806, 89780, 109612, 137015, 179560, 219224, 274030, 548060, 1096120, 1836001, 3672002, 7344004, 9180005, 14688008, 18360010, 36720020, 73440040]

約数ペア:

[(1, 73440040), (2, 36720020), (4, 18360010), (5, 14688008), (8, 9180005), (10, 7344004), (20, 3672002), (40, 1836001), (67, 1096120), (134, 548060), (268, 274030), (335, 219224), (409, 179560), (536, 137015), (670, 109612), (818, 89780), (1340, 54806), (1636, 44890), (2045, 35912), (2680, 27403), (3272, 22445), (4090, 17956), (4489, 16360), (8180, 8978)]