81898368

素因数分解:

$2^7\times 3^1\times {\mathrm{271}}^1\times {\mathrm{787}}^1$

素因数の和:1075

約数の個数: 64

約数和(自身を含む): 218622720

約数和(自身を除く): 136724352

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 271, 384, 542, 787, 813, 1084, 1574, 1626, 2168, 2361, 3148, 3252, 4336, 4722, 6296, 6504, 8672, 9444, 12592, 13008, 17344, 18888, 25184, 26016, 34688, 37776, 50368, 52032, 75552, 100736, 104064, 151104, 213277, 302208, 426554, 639831, 853108, 1279662, 1706216, 2559324, 3412432, 5118648, 6824864, 10237296, 13649728, 20474592, 27299456, 40949184, 81898368]

約数ペア:

[(1, 81898368), (2, 40949184), (3, 27299456), (4, 20474592), (6, 13649728), (8, 10237296), (12, 6824864), (16, 5118648), (24, 3412432), (32, 2559324), (48, 1706216), (64, 1279662), (96, 853108), (128, 639831), (192, 426554), (271, 302208), (384, 213277), (542, 151104), (787, 104064), (813, 100736), (1084, 75552), (1574, 52032), (1626, 50368), (2168, 37776), (2361, 34688), (3148, 26016), (3252, 25184), (4336, 18888), (4722, 17344), (6296, 13008), (6504, 12592), (8672, 9444)]