80288512

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{151}}^1$

素因数の和:265

約数の個数: 72

約数和(自身を含む): 169014272

約数和(自身を除く): 88725760

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 67, 124, 128, 134, 151, 248, 256, 268, 302, 496, 536, 604, 992, 1072, 1208, 1984, 2077, 2144, 2416, 3968, 4154, 4288, 4681, 4832, 7936, 8308, 8576, 9362, 9664, 10117, 16616, 17152, 18724, 19328, 20234, 33232, 37448, 38656, 40468, 66464, 74896, 80936, 132928, 149792, 161872, 265856, 299584, 313627, 323744, 531712, 599168, 627254, 647488, 1198336, 1254508, 1294976, 2509016, 2589952, 5018032, 10036064, 20072128, 40144256, 80288512]

約数ペア:

[(1, 80288512), (2, 40144256), (4, 20072128), (8, 10036064), (16, 5018032), (31, 2589952), (32, 2509016), (62, 1294976), (64, 1254508), (67, 1198336), (124, 647488), (128, 627254), (134, 599168), (151, 531712), (248, 323744), (256, 313627), (268, 299584), (302, 265856), (496, 161872), (536, 149792), (604, 132928), (992, 80936), (1072, 74896), (1208, 66464), (1984, 40468), (2077, 38656), (2144, 37448), (2416, 33232), (3968, 20234), (4154, 19328), (4288, 18724), (4681, 17152), (4832, 16616), (7936, 10117), (8308, 9664), (8576, 9362)]