81155904

素因数分解:

$2^6\times 3^1\times {\mathrm{331}}^1\times {\mathrm{1277}}^1$

素因数の和:1623

約数の個数: 56

約数和(自身を含む): 215542368

約数和(自身を除く): 134386464

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 192, 331, 662, 993, 1277, 1324, 1986, 2554, 2648, 3831, 3972, 5108, 5296, 7662, 7944, 10216, 10592, 15324, 15888, 20432, 21184, 30648, 31776, 40864, 61296, 63552, 81728, 122592, 245184, 422687, 845374, 1268061, 1690748, 2536122, 3381496, 5072244, 6762992, 10144488, 13525984, 20288976, 27051968, 40577952, 81155904]

約数ペア:

[(1, 81155904), (2, 40577952), (3, 27051968), (4, 20288976), (6, 13525984), (8, 10144488), (12, 6762992), (16, 5072244), (24, 3381496), (32, 2536122), (48, 1690748), (64, 1268061), (96, 845374), (192, 422687), (331, 245184), (662, 122592), (993, 81728), (1277, 63552), (1324, 61296), (1986, 40864), (2554, 31776), (2648, 30648), (3831, 21184), (3972, 20432), (5108, 15888), (5296, 15324), (7662, 10592), (7944, 10216)]