81664596

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{827}}^1$

素因数の和:1061

約数の個数: 72

約数和(自身を含む): 223632864

約数和(自身を除く): 141968268

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 211, 234, 422, 468, 633, 827, 844, 1266, 1654, 1899, 2481, 2532, 2743, 3308, 3798, 4962, 5486, 7443, 7596, 8229, 9924, 10751, 10972, 14886, 16458, 21502, 24687, 29772, 32253, 32916, 43004, 49374, 64506, 96759, 98748, 129012, 174497, 193518, 348994, 387036, 523491, 697988, 1046982, 1570473, 2093964, 2268461, 3140946, 4536922, 6281892, 6805383, 9073844, 13610766, 20416149, 27221532, 40832298, 81664596]

約数ペア:

[(1, 81664596), (2, 40832298), (3, 27221532), (4, 20416149), (6, 13610766), (9, 9073844), (12, 6805383), (13, 6281892), (18, 4536922), (26, 3140946), (36, 2268461), (39, 2093964), (52, 1570473), (78, 1046982), (117, 697988), (156, 523491), (211, 387036), (234, 348994), (422, 193518), (468, 174497), (633, 129012), (827, 98748), (844, 96759), (1266, 64506), (1654, 49374), (1899, 43004), (2481, 32916), (2532, 32253), (2743, 29772), (3308, 24687), (3798, 21502), (4962, 16458), (5486, 14886), (7443, 10972), (7596, 10751), (8229, 9924)]