51138956

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1$

素因数の和:195

約数の個数: 72

約数和(自身を含む): 106357440

約数和(自身を除く): 55218484

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 67, 76, 83, 121, 134, 166, 209, 242, 268, 332, 418, 484, 737, 836, 913, 1273, 1474, 1577, 1826, 2299, 2546, 2948, 3154, 3652, 4598, 5092, 5561, 6308, 8107, 9196, 10043, 11122, 14003, 16214, 17347, 20086, 22244, 28006, 32428, 34694, 40172, 56012, 61171, 69388, 105659, 122342, 154033, 190817, 211318, 244684, 308066, 381634, 422636, 616132, 672881, 763268, 1162249, 1345762, 2324498, 2691524, 4648996, 12784739, 25569478, 51138956]

約数ペア:

[(1, 51138956), (2, 25569478), (4, 12784739), (11, 4648996), (19, 2691524), (22, 2324498), (38, 1345762), (44, 1162249), (67, 763268), (76, 672881), (83, 616132), (121, 422636), (134, 381634), (166, 308066), (209, 244684), (242, 211318), (268, 190817), (332, 154033), (418, 122342), (484, 105659), (737, 69388), (836, 61171), (913, 56012), (1273, 40172), (1474, 34694), (1577, 32428), (1826, 28006), (2299, 22244), (2546, 20086), (2948, 17347), (3154, 16214), (3652, 14003), (4598, 11122), (5092, 10043), (5561, 9196), (6308, 8107)]