72740290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{269}}^1\times {\mathrm{3863}}^1$

素因数の和:4146

約数の個数: 32

約数和(自身を含む): 150232320

約数和(自身を除く): 77492030

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 269, 538, 1345, 1883, 2690, 3766, 3863, 7726, 9415, 18830, 19315, 27041, 38630, 54082, 135205, 270410, 1039147, 2078294, 5195735, 7274029, 10391470, 14548058, 36370145, 72740290]

約数ペア:

[(1, 72740290), (2, 36370145), (5, 14548058), (7, 10391470), (10, 7274029), (14, 5195735), (35, 2078294), (70, 1039147), (269, 270410), (538, 135205), (1345, 54082), (1883, 38630), (2690, 27041), (3766, 19315), (3863, 18830), (7726, 9415)]