51425764

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{211}}^1$

素因数の和:380

約数の個数: 48

約数和(自身を含む): 100555840

約数和(自身を除く): 49130076

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 109, 172, 211, 218, 422, 436, 559, 844, 1118, 1417, 2236, 2743, 2834, 4687, 5486, 5668, 9073, 9374, 10972, 18146, 18748, 22999, 36292, 45998, 60931, 91996, 117949, 121862, 235898, 243724, 298987, 471796, 597974, 988957, 1195948, 1977914, 3955828, 12856441, 25712882, 51425764]

約数ペア:

[(1, 51425764), (2, 25712882), (4, 12856441), (13, 3955828), (26, 1977914), (43, 1195948), (52, 988957), (86, 597974), (109, 471796), (172, 298987), (211, 243724), (218, 235898), (422, 121862), (436, 117949), (559, 91996), (844, 60931), (1118, 45998), (1417, 36292), (2236, 22999), (2743, 18748), (2834, 18146), (4687, 10972), (5486, 9374), (5668, 9073)]