169009240

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{248543}}^1$

素因数の和:248571

約数の個数: 32

約数和(自身を含む): 402641280

約数和(自身を除く): 233632040

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 248543, 497086, 994172, 1242715, 1988344, 2485430, 4225231, 4970860, 8450462, 9941720, 16900924, 21126155, 33801848, 42252310, 84504620, 169009240]

約数ペア:

[(1, 169009240), (2, 84504620), (4, 42252310), (5, 33801848), (8, 21126155), (10, 16900924), (17, 9941720), (20, 8450462), (34, 4970860), (40, 4225231), (68, 2485430), (85, 1988344), (136, 1242715), (170, 994172), (340, 497086), (680, 248543)]