419875205

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{271}}^1\times {\mathrm{347}}^1$

素因数の和:689

約数の個数: 32

約数和(自身を含む): 545218560

約数和(自身を除く): 125343355

約数列:

[1, 5, 19, 47, 95, 235, 271, 347, 893, 1355, 1735, 4465, 5149, 6593, 12737, 16309, 25745, 32965, 63685, 81545, 94037, 242003, 309871, 470185, 1210015, 1549355, 1786703, 4419739, 8933515, 22098695, 83975041, 419875205]

約数ペア:

[(1, 419875205), (5, 83975041), (19, 22098695), (47, 8933515), (95, 4419739), (235, 1786703), (271, 1549355), (347, 1210015), (893, 470185), (1355, 309871), (1735, 242003), (4465, 94037), (5149, 81545), (6593, 63685), (12737, 32965), (16309, 25745)]