78691730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31859}}^1$

素因数の和:31898

約数の個数: 32

約数和(自身を含む): 160574400

約数和(自身を除く): 81882670

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 31859, 63718, 159295, 318590, 414167, 605321, 828334, 1210642, 2070835, 3026605, 4141670, 6053210, 7869173, 15738346, 39345865, 78691730]

約数ペア:

[(1, 78691730), (2, 39345865), (5, 15738346), (10, 7869173), (13, 6053210), (19, 4141670), (26, 3026605), (38, 2070835), (65, 1210642), (95, 828334), (130, 605321), (190, 414167), (247, 318590), (494, 159295), (1235, 63718), (2470, 31859)]