86978060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{4993}}^1$

素因数の和:5082

約数の個数: 48

約数和(自身を含む): 199680096

約数和(自身を除く): 112702036

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 67, 130, 134, 260, 268, 335, 670, 871, 1340, 1742, 3484, 4355, 4993, 8710, 9986, 17420, 19972, 24965, 49930, 64909, 99860, 129818, 259636, 324545, 334531, 649090, 669062, 1298180, 1338124, 1672655, 3345310, 4348903, 6690620, 8697806, 17395612, 21744515, 43489030, 86978060]

約数ペア:

[(1, 86978060), (2, 43489030), (4, 21744515), (5, 17395612), (10, 8697806), (13, 6690620), (20, 4348903), (26, 3345310), (52, 1672655), (65, 1338124), (67, 1298180), (130, 669062), (134, 649090), (260, 334531), (268, 324545), (335, 259636), (670, 129818), (871, 99860), (1340, 64909), (1742, 49930), (3484, 24965), (4355, 19972), (4993, 17420), (8710, 9986)]