78218030

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{127}}^1\times {\mathrm{509}}^1$

素因数の和:665

約数の個数: 48

約数和(自身を含む): 156280320

約数和(自身を除く): 78062290

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 127, 242, 254, 509, 605, 635, 1018, 1210, 1270, 1397, 2545, 2794, 5090, 5599, 6985, 11198, 13970, 15367, 27995, 30734, 55990, 61589, 64643, 76835, 123178, 129286, 153670, 307945, 323215, 615890, 646430, 711073, 1422146, 3555365, 7110730, 7821803, 15643606, 39109015, 78218030]

約数ペア:

[(1, 78218030), (2, 39109015), (5, 15643606), (10, 7821803), (11, 7110730), (22, 3555365), (55, 1422146), (110, 711073), (121, 646430), (127, 615890), (242, 323215), (254, 307945), (509, 153670), (605, 129286), (635, 123178), (1018, 76835), (1210, 64643), (1270, 61589), (1397, 55990), (2545, 30734), (2794, 27995), (5090, 15367), (5599, 13970), (6985, 11198)]