1620539968

素因数分解:

$2^6\times {\mathrm{43}}^1\times {\mathrm{347}}^1\times {\mathrm{1697}}^1$

素因数の和:2099

約数の個数: 56

約数和(自身を含む): 3301971552

約数和(自身を除く): 1681431584

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 172, 344, 347, 688, 694, 1376, 1388, 1697, 2752, 2776, 3394, 5552, 6788, 11104, 13576, 14921, 22208, 27152, 29842, 54304, 59684, 72971, 108608, 119368, 145942, 238736, 291884, 477472, 583768, 588859, 954944, 1167536, 1177718, 2335072, 2355436, 4670144, 4710872, 9421744, 18843488, 25320937, 37686976, 50641874, 101283748, 202567496, 405134992, 810269984, 1620539968]

約数ペア:

[(1, 1620539968), (2, 810269984), (4, 405134992), (8, 202567496), (16, 101283748), (32, 50641874), (43, 37686976), (64, 25320937), (86, 18843488), (172, 9421744), (344, 4710872), (347, 4670144), (688, 2355436), (694, 2335072), (1376, 1177718), (1388, 1167536), (1697, 954944), (2752, 588859), (2776, 583768), (3394, 477472), (5552, 291884), (6788, 238736), (11104, 145942), (13576, 119368), (14921, 108608), (22208, 72971), (27152, 59684), (29842, 54304)]