278315470

素因数分解:

$2^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{269}}^1\times {\mathrm{659}}^1$

素因数の和:1092

約数の個数: 32

約数和(自身を含む): 506800800

約数和(自身を除く): 228485330

約数列:

[1, 2, 5, 10, 157, 269, 314, 538, 659, 785, 1318, 1345, 1570, 2690, 3295, 6590, 42233, 84466, 103463, 177271, 206926, 211165, 354542, 422330, 517315, 886355, 1034630, 1772710, 27831547, 55663094, 139157735, 278315470]

約数ペア:

[(1, 278315470), (2, 139157735), (5, 55663094), (10, 27831547), (157, 1772710), (269, 1034630), (314, 886355), (538, 517315), (659, 422330), (785, 354542), (1318, 211165), (1345, 206926), (1570, 177271), (2690, 103463), (3295, 84466), (6590, 42233)]